A one-vehicle accident early Sunday morning near Kaycee claimed the life of a Kaycee man and injured another, sending him to the hospital. 23-year-old David Niffenegger died at the scene and 26-year-old Michael Mondeau was transported to Johnson County Memorial Hospital in Buffalo. Wyoming Highway Patrol Sergeant Stephen Townsend explains the details of the crash.
Townsend said that it remains unknown at this time who was driving the vehicle when the accident occurred. He also stated that the crash remains under investigation as troopers are attempting to determine if alcohol in addition to the excessive speed are contributing factors in the crash.