NTSB

Probable cause: The pilot’s decision to relinquish the helicopter flight controls to a non-rated passenger during a 3 ft hover.

Probable cause: The pilot’s failure to maintain directional control while landing in gusty crosswind conditions.

Probable cause: The pilot’s failure to properly set the parking brake, which resulted in an impact with a pole.

Probable cause: The pilot’s failure to maintain directional control during the landing roll.

Probable cause: The airplane’s collision with deer during the landing roll.

Probable cause: The pilot’s failure to manage the airplane’s fuel supply, which resulted in fuel starvation. Contributing to the accident was the pilot’s decision to attempt the flight with an inoperative fuel gauge.

Probable cause: The flight instructor’s failure to maintain directional control during landing, in cross wind conditions.

Probable cause: The pilot’s unstabilized approach, which resulted in a long landing and subsequent runway overrun.

Probable cause: The pilot’s unnecessary action during the approach, which resulted in a hard landing.