What was found
ATB, IFSD, OPERATING ON FLIGHT 889, ATL TO RDU, CLIMBING THROUGH 13K FEET, HAD AN UNCOMMANDED LEFT ENGINE SHUT DOWN WITH A LOUD BANG. EGT AND OIL TEMPS WERE IN THE RED. THE LEFT FIRE HANDLE WAS PULLED. MTC FOUND METAL IN THE TAIL PIPE REQUIRING ENGINE CHANGE. ENGINE REPLACED.