# NTSB investigations, MN: Approach

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

Page 1 of 8 · 370 cases

## Latest cases

- [NTSB CEN26LA327](https://openairdocs.org/ntsb/CEN26LA327.md): Haberman Habercraft · Pelican Rapids, MN · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Sep 27, 2026 · N10516 · Substantial damage
  > On September 27, 2026, about 1720 central daylight time, a Haberman Habercraft airplane, N10516, was substantially damaged during an accident near Pelican Rapids, Minnesota. The pilot sustained a minor injury. The airplane was operated as a Title 14 Code of…
- [NTSB CEN26LA211](https://openairdocs.org/ntsb/CEN26LA211.md): Piper PA-28-235 · Montevideo, MN · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 1, 2026 · N15291 · Substantial damage
  > A total loss of engine power on approach due to carburetor icing.
- [NTSB CEN25LA393](https://openairdocs.org/ntsb/CEN25LA393.md): Floyd G Halderman JR RV-6 · Cambridge, MN · Accident · No injuries · Class 4 · Limited · Final report · Sep 25, 2025 · N851FH · Substantial damage
  > The pilot’s continued operation of the faulty fuel selector valve which resulted in a loss of engine power due to fuel starvation. Contributing to the accident was the degraded operation of the fuel selector valve and the pilot’s poor decision to operate the…
- [NTSB CEN25LA400](https://openairdocs.org/ntsb/CEN25LA400.md): Piper PA-34-200 · Rush City, MN · Accident · No injuries · Class 4 · Limited · Final report · Sep 23, 2025 · N14SS · Substantial damage
  > The pilot’s failure to properly monitor the airplane glide path which resulted in the inadvertent descent below the approach minimum descent altitude and the impact with trees.
- [NTSB CEN25FA364](https://openairdocs.org/ntsb/CEN25FA364.md): Beech K35 · Cambridge, MN · Accident · 1 fatal · Class 3 · Field · Preliminary report · Sep 4, 2025 · N6021E · Substantial damage
  > On September 4, 2025, about 1105 central daylight time, a Beech K35 airplane, N6021E, sustained substantial damage when it was involved in an accident near Cambridge, Minnesota. The pilot sustained fatal injuries. The airplane was operated as a Title 14 Code…
- [NTSB CEN25FA141](https://openairdocs.org/ntsb/CEN25FA141.md): Socata TBM700A · Brooklyn Park, MN · Accident · 1 fatal · Class 3 · Field · Preliminary report · Mar 29, 2025 · N721MB · Destroyed
  > On March 29, 2025, about 1221 central daylight time, a Socata TBM700A airplane, N721MB, was destroyed when it was involved in an accident near Brooklyn Park, Minnesota. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal…
- [NTSB CEN25LA083](https://openairdocs.org/ntsb/CEN25LA083.md): Raytheon Hawker 800XP · Minneapolis, MN · Accident · No injuries · Class 4 · Limited · Final report · Jan 20, 2025 · N6NR · Substantial damage
  > The failure of the nose landing gear to extend for undetermined reasons.
- [NTSB CEN24LA360](https://openairdocs.org/ntsb/CEN24LA360.md): Piper PA-44-180 · Shakopee, MN · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 20, 2024 · N2083D · Substantial damage
  > The pilots’ failure to apply carburetor heat during the descent, which resulted in a loss of power on both engines due to carburetor ice.
- [NTSB CEN24LA267](https://openairdocs.org/ntsb/CEN24LA267.md): Covington Edward L SHA-GLASAIR · Saint James, MN · Accident · No injuries · Class 4 · Limited · Final report · Jul 12, 2024 · N3EC · Destroyed
  > An in-flight bird strike which resulted in an engine compartment fire that ultimately destroyed the airplane.
- [NTSB CEN24LA207](https://openairdocs.org/ntsb/CEN24LA207.md): Cirrus SR20 · Aitkin, MN · Accident · Minor injuries · Class 3 · Limited · Final report · Jun 1, 2024 · N275RS · Substantial damage
  > The pilot’s failure to maintain adequate airspeed, which resulted in a loss of airplane control during the go-around. Contributing to the accident was the pilot’s failure to properly configure the airplane’s flaps during the go-around.
- [NTSB CEN24LA168](https://openairdocs.org/ntsb/CEN24LA168.md): Cessna 172M · Clearbrook, MN · Accident · Serious injuries · Class 3 · Limited · Final report · Apr 29, 2024 · N12805 · Substantial damage
  > The pilot’s delayed use of carburetor heat which resulted in the loss of engine power due to carburetor icing.
- [NTSB CEN24LA139](https://openairdocs.org/ntsb/CEN24LA139.md): Aerostar International S53A · Rochester, MN · Accident · Minor injuries · Class 4 · Limited · Final report · Mar 21, 2024 · N5236R · Substantial damage
  > The pilot’s failure to maintain clearance from power lines while landing in a field.
- [NTSB CEN24LA050](https://openairdocs.org/ntsb/CEN24LA050.md): Piper PA-28-181 · Minneapolis, MN · Accident · Minor injuries · Class 3 · Limited · Final report · Nov 28, 2023 · N8274H · Substantial damage
  > Loss of engine power due to fuel starvation that was the result of a leaking fuel drain.
- [NTSB CEN23LA337](https://openairdocs.org/ntsb/CEN23LA337.md): Cub Crafters CCX-2000 · Winsted, MN · Accident · No injuries · Class 3 · Limited · Final report · Jul 30, 2023 · N967DT · Substantial damage
  > A total loss of engine power on approach for undetermined reasons.
- [NTSB CEN23FA248](https://openairdocs.org/ntsb/CEN23FA248.md): Aeronca 7CCM · Duluth, MN · Accident · 2 fatal · Class 3 · Field · Final report · Jun 21, 2023 · N308ED · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack and failure to maintain adequate airspeed, which resulted in an aerodynamic stall and loss of control.
- [NTSB ERA23FA130](https://openairdocs.org/ntsb/ERA23FA130.md): Cirrus Design SR22 · Duluth, MN · Accident · 1 fatal · Class 3 · Field · Final report · Feb 24, 2023 · N929DR · Destroyed
  > A rapid descent and subsequent collision with terrain for reasons that could not be determined based on the available evidence.
- [NTSB CEN22LA241](https://openairdocs.org/ntsb/CEN22LA241.md): American AA-1A · Granite Falls, MN · Accident · Serious injuries · Class 4 · Limited · Final report · Jun 10, 2022 · N9207L · Substantial damage
  > The pilot’s failure to maintain airplane control while in the airport traffic pattern that resulted in an uncontrolled descent and impact with terrain.
- [NTSB CEN22LA218](https://openairdocs.org/ntsb/CEN22LA218.md): Piper PA-32-300 · Princeton, MN · Accident · No injuries · Class 4 · Limited · Final report · May 27, 2022 · N2899N · Substantial damage
  > The pilot’s failure to maintain proper approach glide path, which resulted in a collision with trees.
- [NTSB CEN21LA401](https://openairdocs.org/ntsb/CEN21LA401.md): Bulfer James G Genesis · Fairmont, MN · Accident · No injuries · Class 3 · Limited · Final report · Sep 6, 2021 · N105BJ · Substantial damage
  > The pilot’s failure to maintain airspeed during a forced landing, which resulted in the airplane exceeding its critical angle of attack and a subsequent aerodynamic stall. Contributing to the accident was the loss of power due to the failure of the engine’s…
- [NTSB CEN21FA360](https://openairdocs.org/ntsb/CEN21FA360.md): Mooney M20M · Victoria, MN · Accident · 3 fatal · Class 3 · Field · Final report · Aug 7, 2021 · N9156Z · Destroyed
  > The pilot’s loss of airplane control due to spatial disorientation during final approach, which led to a spiral dive that overstressed the airplane and resulted in an in-flight breakup.
- [NTSB CEN20CA026](https://openairdocs.org/ntsb/CEN20CA026.md): Bellanca 1730 · Clear Lake, MN · Accident · No injuries · Data collection · Final report · Nov 23, 2019 · N28037 · Substantial damage
  > The pilot's focus inside the cockpit during the base turn and final approach, which led to a high sink rate developing and a subsequent hard landing short of the runway.
- [NTSB CEN19LA281](https://openairdocs.org/ntsb/CEN19LA281.md): Stinson 108 · Grand Rapids, MN · Accident · Minor injuries · Class 3 · Limited · Final report · Aug 21, 2019 · N647C · Substantial damage
  > A loss of engine power after takeoff for undetermined reasons.
- [NTSB CEN19LA226](https://openairdocs.org/ntsb/CEN19LA226.md): Cashen Super Acro Sport · Detroit Lakes, MN · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 16, 2019 · N61SC · Substantial damage
  > An open circuit in the engine's electrical switch box, which resulted in a partial loss of engine power and subsequent forced landing.
- [NTSB CEN19FA185](https://openairdocs.org/ntsb/CEN19FA185.md): Agusta A109 · Brainerd, MN · Accident · 2 fatal · Class 2 · Field · Final report · Jun 28, 2019 · N11NM · Substantial damage
  > The pilot's spatial disorientation during an instrument approach in dark night instrument meteorological conditions, which resulted in a loss of control and subsequent impact with terrain.
- [NTSB CEN18LA302](https://openairdocs.org/ntsb/CEN18LA302.md): Beech A36 · Brainerd, MN · Accident · No injuries · Limited investigation · Final report · Jul 30, 2018 · N1856W · Substantial damage
  > Total loss of engine power due to a fuel supply interruption from the left tank for reasons that could not be determined, which resulted in the subsequent forced landing into trees.
- [NTSB CEN18LA237](https://openairdocs.org/ntsb/CEN18LA237.md): Zenith Stol CH701 · Maple Lake, MN · Accident · No injuries · Limited investigation · Final report · Jun 22, 2018 · N736MM · Substantial damage
  > The total loss of engine power for reasons that could not be determined based on the available evidence.
- [NTSB CEN17LA250](https://openairdocs.org/ntsb/CEN17LA250.md): North American T-28A · Moorhead, MN · Accident · 1 fatal · Limited investigation · Final report · Jul 2, 2017 · N9103F · Destroyed
  > Controlled descent into terrain due to engine issues, the reason for which could not be determined because examination of the engine revealed no evidence of malfunctions or failures that would have precluded normal operation.
- [NTSB GAA17CA215](https://openairdocs.org/ntsb/GAA17CA215.md): Cessna 182 · Blue Earth, MN · Accident · Minor injuries · Data collection · Final report · Apr 3, 2017 · N8889X · Substantial damage
  > The pilot's decision to continue the night, visual flight into instrument meteorological conditions, which resulted in controlled flight into terrain while on final approach. Contributing to the accident was the pilot's improper use of an electronic flight…
- [NTSB CEN17LA059](https://openairdocs.org/ntsb/CEN17LA059.md): Cessna 210 · Longville, MN · Accident · No injuries · Limited investigation · Final report · Dec 20, 2016 · N80RB · Substantial damage
  > The in-flight encounter with wind shear and gusting wind conditions, which resulted in a bounced landing and runway excursion.
- [NTSB CEN17LA043](https://openairdocs.org/ntsb/CEN17LA043.md): Beech 200 · Moorhead, MN · Accident · Minor injuries · Limited investigation · Final report · Nov 23, 2016 · N80RT · Substantial damage
  > The pilot's failure to attain a positive climb rate during an attempted missed approach in night instrument meteorological conditions that were at/near approach minimums, which resulted in controlled flight into terrain.
- [NTSB CEN16FA372](https://openairdocs.org/ntsb/CEN16FA372.md): Agusta A109 · Alexandria, MN · Accident · Serious injuries · Field investigation · Final report · Sep 17, 2016 · N91NM · Destroyed
  > The pilot's excessive cyclic input during a missed approach maneuver in night instrument meteorological conditions, which resulted in a loss of control and spiraling descent into terrain.
- [NTSB CEN15LA326](https://openairdocs.org/ntsb/CEN15LA326.md): Eagle Eagle DW 1 · Hector, MN · Accident · No injuries · Limited investigation · Final report · Jul 29, 2015 · N8806B · Substantial damage
  > The intermittent partial loss of engine power, which resulted in a lower-than-expected approach glidepath and impact with terrain short of the runway. The reason for the intermittent partial loss of engine power could not be determined because postaccident…
- [NTSB CEN14CA470](https://openairdocs.org/ntsb/CEN14CA470.md): Evektor-Aerotechnik Sportstar · Minneapolis, MN · Accident · No injuries · Data collection · Final report · Aug 31, 2014 · N821EV · Substantial damage
  > The pilot's loss of control while landing with a crosswind. Contributing to the accident was the pilot lack of experience flying in similar weather conditions.
- [NTSB CEN13CA559](https://openairdocs.org/ntsb/CEN13CA559.md): Cessna 182Q · Goodhue, MN · Accident · No injuries · Data collection · Final report · Sep 22, 2013 · N94303 · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during landing.
- [NTSB CEN13CA272](https://openairdocs.org/ntsb/CEN13CA272.md): Cessna 172M · Thief River Falls, MN · Accident · No injuries · Data collection · Final report · May 9, 2013 · N1820V · Substantial damage
  > The pilot’s failure to maintain clearance from the power line while on approach to landing.
- [NTSB CEN13CA262](https://openairdocs.org/ntsb/CEN13CA262.md): Engineering & Research 415-C · Little Falls, MN · Accident · Minor injuries · Data collection · Final report · Apr 26, 2013 · N94305 · Substantial damage
  > The failure of the airplane's throttle cable.
- [NTSB CEN13LA212](https://openairdocs.org/ntsb/CEN13LA212.md): Cirrus SR22T · Alexandria, MN · Accident · Minor injuries · Limited investigation · Final report · Mar 29, 2013 · N1967N · Substantial damage
  > The failure of maintenance personnel to install a safety wire during reinstallation of the right flap, which led to the separation of the right flap rod from the right flap actuation fitting during flap extension. Contributing to the accident were inadequate…
- [NTSB CEN13LA201](https://openairdocs.org/ntsb/CEN13LA201.md): Piper PA23-250 · Winsted, MN · Accident · No injuries · Limited investigation · Final report · Mar 16, 2013 · N6222M · Substantial damage
  > The obstruction of the right engine’s induction air system by ice, which resulted in a loss of engine power.
- [NTSB CEN13LA088](https://openairdocs.org/ntsb/CEN13LA088.md): Cessna 172M · Rochester, MN · Accident · Minor injuries · Limited investigation · Final report · Dec 3, 2012 · N9853Q · Substantial damage
  > The pilot’s spatial disorientation during the instrument approach in night, instrument meteorological conditions, which resulted in the airplane descending below decision height and impacting terrain outside the lateral limits of the localizer. Contributing…
- [NTSB CEN12CA597](https://openairdocs.org/ntsb/CEN12CA597.md): Bordelon Bruce Kitfox IV · Castlerock, MN · Accident · No injuries · Data collection · Final report · Jul 31, 2012 · N396BK · Destroyed
  > Propeller system failure during a go-around maneuver resulting in a forced landing. Contributing to the severity of damage to the airplane was the postimpact fire.
- [NTSB DCA12CA088](https://openairdocs.org/ntsb/DCA12CA088.md): Airbus Industrie A320-212 · Minneapolis, MN · Accident · Serious injuries · Data collection · Final report · Jun 11, 2012 · N352NW · No damage
  > Inadvertent encounter with convective turbulence while in descent.
- [NTSB CEN12LA077](https://openairdocs.org/ntsb/CEN12LA077.md): Cessna 152 · Princeton, MN · Accident · No injuries · Limited investigation · Final report · Nov 22, 2011 · N6436P · Substantial damage
  > The inadequate installation of the threaded insert in the No. 2 cylinder spark plug hole by maintenance personnel, which resulted in a loss of engine power during initial climb.
- [NTSB CEN11CA238](https://openairdocs.org/ntsb/CEN11CA238.md): Cessna 305A · Anoka, MN · Accident · No injuries · Data collection · Final report · Mar 19, 2011 · N269TH · Substantial damage
  > The pilot's failure to maintain control of the airplane during the go-around, which resulted in an inadvertent stall.
- [NTSB CEN11CA152](https://openairdocs.org/ntsb/CEN11CA152.md): Eurocopter Deutschland MBB-BK 117 C-2 · Albert Lea, MN · Accident · No injuries · Data collection · Final report · Jan 2, 2011 · N145SM · Substantial damage
  > The pilot's inadequate preflight inspection of the engine cowling latches prior the flight, which resulted in the cowling door opening in-flight and striking the main rotor blades.
- [NTSB CEN11LA077](https://openairdocs.org/ntsb/CEN11LA077.md): Halbrook Rans S-6S · St. Cloud, MN · Accident · No injuries · Limited investigation · Final report · Nov 17, 2010 · N280JH · Substantial damage
  > The airplane kit manufacturer’s recommended use of an improper nut type for securing the door hinge.
- [NTSB CEN11CA010](https://openairdocs.org/ntsb/CEN11CA010.md): Martin Curtis Zenair CH701 SP · Lonsdale, MN · Accident · Minor injuries · Data collection · Final report · Oct 10, 2010 · N157SB · Destroyed
  > The pilot's failure to maintain clearance from a power line while on approach to land.
- [NTSB CEN10CA304](https://openairdocs.org/ntsb/CEN10CA304.md): Bordelon Kitfox IV · Stanton, MN · Accident · No injuries · Data collection · Final report · Jun 7, 2010 · N396BK · Substantial damage
  > The pilot’s inadvertent propeller blade pitch change and subsequent loss of forward thrust.
- [NTSB CEN10CA254](https://openairdocs.org/ntsb/CEN10CA254.md): Nelson Steven Paul WAG-AEROSPORTSMAN2+2 · Milica, MN · Accident · No injuries · Data collection · Final report · May 17, 2010 · N124SN · Substantial damage
  > A loss of engine power due to fuel starvation as a result of the pilot's inadequate in-flight fuel management.
- [NTSB CEN10CA154](https://openairdocs.org/ntsb/CEN10CA154.md): Grumman American AA-5 · Maple Lake, MN · Accident · No injuries · Data collection · Final report · Feb 27, 2010 · N5418L · Substantial damage
  > The pilot's failure to maintain a proper glide path during a simulated forced landing and the flight instructor's delayed remedial action to execute a go-around.
- [NTSB CEN09CA475](https://openairdocs.org/ntsb/CEN09CA475.md): Glasflugel Standard Libelle · Faribault, MN · Accident · Minor injuries · Data collection · Final report · Jul 26, 2009 · N3872 · Substantial damage
  > The pilot's inability to maintain proper airspeed on approach to land.

Next page: https://openairdocs.org/ntsb-phases/500/cases.md?state=MN&page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
  crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
  current_codes AS (
    SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
      row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
    FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
    WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
      AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
  ),
  phases AS (
    SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
    FROM current_codes WHERE n = 1
    UNION ALL
    SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
    FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
    WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
  ),
  case_phases AS (
    SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
    FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
    LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
    WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
  )
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'MN' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 500)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/500/cases?state=MN

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