As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON TAKEOFF ROLL, THE NR 1 HYDRAULIC SYSTEM QUANTITY INDICATOR DROPPED TO 2 GALLONS. FLIGHT CREW FOLLOWED COM PROCEDURE AND RETURNED TO MSP. FLIGHT LANDED WITHOUT INCIDENT. ON TAXI IN, THE NR 1 QUANTITY WENT TO 6 GALLONS. MAINTENANCE SERVICED AND LEAK CHECKED THE NR 1 SYSTEM. NO LEAKS WERE FOUND. FOUND NR 1 HYDRAULIC QUANTITY INDICATOR STICKING. REPLACED NR 1 QUANTITY INDICATOR. OPERATIONAL CHECK GOOD.