As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RT LOWER MAIN GEARBOX COWLING DEPARTED AIRCRAFT IN FLIGHT AND STRUCK THE TAIL ROTOR OF THE AIRCRAFT AFTER THE IMPACT THE AIRCRAFT HAD TO MAKE A PRECAUTIONARY LANDING. THIS AIRCRAFT REMAINS OUT OF SERVICE AT THIS TIME WHILE ALL OF THE REQUIRED INSPECTIONS ARE COMPLETED, AND A REPLACEMENT COWLING IS ACQUIRED.