As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ACFT STALLED AT ALTITUDE. PRIMARY AIRSPEED INDICATOR STAYED AT 260 KTS. STANDBY AIRSPEED WAS DECREASING. POWER WAS UP TO CRUISE. MAINTENANCE PERFORMED TEST ON PITOT AND STATIC SYS AND ON PITOT TEMPERATURE. NO PROBLEMS NOTED. MAINTENANCE ALSO INSPECTED MOISTURE TRAPS WITH NO WATER FOUND.