What was found
DURING CRUISE, PILOT HEARD A NOISE BUT CHALKED IT TO HIS LOAD THAT SHIFTED IN REAR AFT SEAT LOCATION. PILOT LANDED WITHOUT INCIDENT. UPON HIS NEXT FLIGHT DURING THE PILOTS PRE-FLIGHT INSP THE TAIL BEACON LENS WAS FOUND MISSING. CLAMPING DEIVCE AND LIGHT ASSY WAS STILL INTACT. AS THE PILOT WORKED HIS WAY BACK TO THE TAIL, DAMAGE WAS NOTED TO ONE TAIL TOTOR BLADE. EVIDENCE OF RED WAS ALSO NOTED ON THE T/R BLADE AND THEN DAMAGE WAS ALSO FOUND ON THE M/R BLADE AS WELL. ACFT WAS GROUNDED AND REMOVED FROM SERVICE.