As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF FROM KDAY TO KPHL, CREW HEARD A LOUD NOISE UNDER DECK AREA (LOUD DRUM ROLL LIKE). RETURN TO KDAY TO INVESTAGATE. FOUND RIGHT SIDE NOSE GEAR DOOR EXTENDED LINK ASSY FAILED DOOR. REMOVED AND REPLACED LINK ASSY 5-1036-1. OPERATIONS CHECKED GOOD.