As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA - CREW REPORTED SLATS WOULD NOT RETRACT. EMERGENCY DECLARED FLIGHT RETURNED MIA LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. REPAIRED WIRE AT 5303 RIGHT OUTBOARD SLAT NUMBER 9 INBOARD PROXIMITY SWITCH STATION 581. SYSTEM GROUND CHECK NORMAL OPERATION.