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: THE FLAPS DID NOT EXTEND PAST 5, THIS IS THE THIRD CONSECUTIVE TIME THAT THIS ISSUE HAPPENED. AIRCRAFT EMERGENCY LANDED INTO ORD SAFELY. **SUPPLEMENTAL REPORT WILL BE SUBMITTED**(OPEN).