As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: ENROUTE SHORTLY AFTER TRIMMING THE AIRCRAFT, THE YOKE WAS TILTED RIGHT AND REQUIRED RETRIMMING AGAIN. SHORTLY AFTER THIS THE CREW NOTICED A FLAP ASYMMETRY. FLAP HANDLE UP, FLAP INDICATOR WAS SPLIT BETWEEN UP AND 1. RIGHT FLAP LOWER THAN LEFT. AIRCRAFT DECLARED EMERGENCY AND LANDED SAFELY AT ORD. (OPEN).