What was found
(CAN) DURING CLIMB, THE ENGINE FIRE WARNING ANNUNCIATED. ENGINE THRUST WAS SELECTED TO IDLE, AN EMERGENCY DECLARED AND AN UNSCHEDULED LANDING PERFORMED AT POINT OF DEPARTURE. SUBSEQUENT INSPECTION REVEALED A PUNCTURED ENGINE FUEL MANIFOLD, EVIDENCE OF AN ENGINE FIRE AND A RESULTANT HOLE IN THE NACELLE. P&WC WILL INVESTIGATE THE INCIDENT AND WILL ADVISE OF ROOT CAUSE ONCE DETERMINED.