What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
Aircraft was on an IFR ferry flight returning to pso. Aircraft became VMC at 600 feet above ground level according to the pilot. Landing was normal then aircraft began to drift left on snow covered runway. Pilot was unable to control left drift of aircraft. Left main landing gear struck snowbank on left side of runway. Aircraft departed runway to the left and entered deep snow coming to rest 20 feet off the runway. Propeller strike on snowbank caused bending. Wheel cowlings were cracked from entry into deep snow.
As the FAA filed it
AIRCRAFT WAS ON AN IFR FERRY FLIGHT RETURNING TO PSO. AIRCRAFT BECAME VMC AT 600 FEET ABOVE GROUND LEVEL ACCORDING TO THE PILOT. LANDING WAS NORMAL THEN AIRCRAFT BEGAN TO DRIFT LEFT ON SNOW COVERED RUNWAY. PILOT WAS UNABLE TO CONTROL LEFT DRIFT OF AIRCRAFT. LEFT MAIN LANDING GEAR STRUCK SNOWBANK ON LEFT SIDE OF RUNWAY. AIRCRAFT DEPARTED RUNWAY TO THE LEFT AND ENTERED DEEP SNOW COMING TO REST 20 FEET OFF THE RUNWAY. PROPELLER STRIKE ON SNOWBANK CAUSED BENDING. WHEEL COWLINGS WERE CRACKED FROM ENTRY INTO DEEP SNOW.