What was found
(CAN) DURING CRUISE, THE ENGINE EXHIBITED A LOUD NOISE ACCOMPANIED BY A LOSS OF POWER. THE AIRCRAFT DIVERTED AND A DEAD-STICK LANDING WAS ACCOMPLISHED. INITIAL INVESTIGATION REVEALED A FRACTURED REDUCTION GEARBOX HOUSING AND POWER TURBINE BLADES WITH LOSS OF CONTINUITY BETWEEN PROPELLER AND POWER TURBINE. MFG WILL INVESTIGATE THE INCIDENT AND WILL ADVISE OF ROOT CAUSE, ONCE DETERMNED.