As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MIA INFLIGHT T2274/11 MAR CAPTAINS SLIDING WINDOW HEAT CONNECTORS CAUGHT ON FIRE AND MELTED CONNECTIONS. WINDOW HEAT WAS SHUT OFF AND FLAMES STOPPED. LANDED MIA WITHOUT INCIDENT. REPLACED CAPTAINS SLIDING WINDOW AND HARNESS. SYSTEM GROUND CHECKED NORMAL OPERATION.