As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ORD - MAINTENANCE FOUND THE LAST TWO ROWS OF FLOOR PROXIMITY EMERGENCY LIGHTING INOPERATIVE. MAINTENANCE SUSPECTS A BROKEN WIRE BUT WAS UNABLE TO LOCATE IT. AIRCRAFT WAS MAINTENANCE FERRIED TO PIT FOR REPAIRS. MAINTENANCE FOUND THE FUSE IN THE AFT EMERGENCY LIGHT BATTERY PACK BLOWN. REMOVED AND REPLACED FUSE. OPERATIONAL CHECK GOOD.