What was found
(CAN) ENGINE EXPERIENCED A COMPRESSOR STALL IN CRUISE. PILOT RETURNED TO BASE, AS THE ENGINE WAS LOADED UP FOR LANDING 2 MORE COMPRESSOR STALLS OCCURRED. ACFT WAS LANDED AND SHUTDOWN WITHOUT FURTHER INCIDENT. COMPRESSOR WAS SENT TO REPAIR SHOP WHERE IT WAS NOTED THAT `THE CASE HALVE STATORS BELOW THIS STAGE WERE BADLY DAMAGED AS WELL AND THEREFORE HARD TO ASCERTAIN WHICH HAD FAILED, THE WHEEL BLADE OR A CASE HALVE STATOR. NO STATORS ABOVE THIS FAILED 5TH STAGE WHEEL SHOW ANY DAMAGE OR FOD.