As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOUD THUMP HEARD WHEN MOVING FLAPS FROM 10 TO 20 DEGREES. INSPECTED AIRCRAFT AND FOUND RT INBD TRAILING EDGE FORE-FLAP FITTING SHEARED AND OTHER COMPONENTS IN THE AREA DAMAGED. REMOVED AND REPLACED FORE-FLAP, 2 EACH RIBS, RT INBD AILERON AND PERFORMED A FLAP SKEW INSPECTION IAW AMM 05-51-43.