What was found
MIA - FLT 0292 - A LOUD BANG WAS HEARD AND THE NR 1 ENGINE SPOOLED DOWN DURING A CLIMB OUT OF MIA AT 18,000 FEET. THE AIRCRAFT WAS RETURNED TO MIA WHERE IT LANDED WITHOUT INCIDENT. THE NR 1 ENGINE WAS REMOVED AND REPLACED. THE SDR WILL REMAIN OPEN FOR PART INFORMATION PENDING INVESTIGATION. SUPPLEMENT - INVESTIGATION REVEALED THE PRIMARY CAUSE OF ENGINE FAILURE WAS DUE TO FAIILURE OF A THIRD STAGE TURBINE BLADE. (X)