As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) #3 ENGINE FIRE WARNING LIGHT ILLUMINATED SHORTLY AFTER LIFTOFF. #3 ENGINE SHUTDOWN AND AIRCRAFT RETURNED TO POINT OF DEPARTURE. POST FLIGHT INSPECTION FOUND THE EXHAUST RING SEGMENT FROM #1 CYLINDER HAD OPENED UP AT THE TOP AREA AND ACTIVATED FIRE WARNING. METAL AT THE FAILED AREA OF THE EXHAUST RING SEGMENT IS MALLEABLE, WITH LITTLE OR NO SIGN OF BRITTLEMENT.