What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) On November 30, 1999, at 10:15 EST, a Douglas DC-9-32, N12532, operated by southeast airlines, inc., experienced airframe vibration climbing through 11,000 feet. The flight aborted and returned to pie. Maintenance founc the APU access panel open and damaged with one lock missing. Maintenance replaced the panel and locks. There was no other damage to the aircraft. The flight originated at the st Petersburg, Clearwater, Florida airport, on November 30, 1999.
As the FAA filed it
(-23) ON NOVEMBER 30, 1999, AT 10:15 EST, A DOUGLAS DC-9-32, N12532, OPERATED BY SOUTHEAST AIRLINES, INC., EXPERIENCED AIRFRAME VIBRATION CLIMBING THROUGH 11,000 FEET. THE FLIGHT ABORTED AND RETURNED TO PIE. MAINTENANCE FOUNC THE APU ACCESS PANEL OPEN AND DAMAGED WITH ONE LOCK MISSING. MAINTENANCE REPLACED THE PANEL AND LOCKS. THERE WAS NO OTHER DAMAGE TO THE AIRCRAFT. THE FLIGHT ORIGINATED AT THE ST PETERSBURG, CLEARWATER, FLORIDA AIRPORT, ON NOVEMBER 30, 1999.