As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FRA - FLT 0059 - THE NLG WOULD NOT RETRACT AFTER TAKEOFF FROM FRA. FUEL WAS DUMPED AND THE AIRCRAFT WAS RETURNED TO FRA WHERE IT LANDED WITHOUT INCIDENT. MAINTENANCE FOUND A .1875 INCH DIAMETER BOLT JAMMED IN THE UNLOCK CYLINDER AT THE PIVOT POINT. THE BOLT WAS REMOVED. AN INSPECTION FOUND NO EVIDENCE OF DAMAGE OR MISSING BOLTS. (X)