As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA - CREW REPORTED AFTER TAKEOFF AIR CONDITIONING DISTRIBUTION DUCT AT ROWS 12 TO 14 BLEW. FLIGHT RETURNED MIA LANDED WITHOUT INCIDENT. AIRCRAFT REMOVED FROM SERVICE. FLIGHT FERRIED TO MCI FOR DUCT REPLACEMENT. SYSTEM GROUND CHECKED NORMAL OPERATION.