As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA - CREW REPORTED LEADING EDGE ASYMMETRY ANNUNCIATED DURING CLIMBOUT. EMERGENCY DECLARED RETURNED MIA LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. S284 SENSOR SHOWED HIGH RESISTANCE. REPLACED LEFT LEADING EDGE OUTBOARD SLAT SENSOR. SYSTEM GROUND CHECK NORMAL OPERATION.