Oct 3, 1989
Accident
EDMOND, OK
Injuries1 serious
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
INADEQUATE SUPERVISION BY THE PILOT. FACTORS RELATED TO THE ACCIDENT WERE: DARKNESS AND THE PASSENGER'S IMPAIRMENT FROM USE OF A PRESCRIPTION DRUG (MEDICATION).
NTSB FTW90LA006