A newly released federal investigation report details what happened leading up to a helicopter crash in Owenton, Kentucky, that killed three crew members aboard a medical flight.

The National Transportation Safety Board has released new details regarding the helicopter crash that killed three crew members on board.

Federal investigators have released their preliminary report into what led to a deadly helicopter crash in Owen County, Kentucky earlier this month.

The National Transportation Safety Board has released a preliminary report detailing the tragic crash of an Air Evac Lifeteam helicopter on October 7, in Owenton, Kentucky, which resulted in the fatalities of a pilot,

The National Transportation Safety Board has released it's preliminary report surrounding the October 7 medical helicopter crash that killed three in Owenton.

Three crew members aboard a medical helicopter died after it crashed near Owenton, Kentucky. on Monday, according to the crew’s parent company. A statement from Air Evac Lifeteam said one of its helicopters – Air Evac 133 – crashed responding to an emergency call at around 6 p.m.

OWEN COUNTY, Ky. (LEX 18) — Authorities have responded to the scene of a reported helicopter crash near Owen County, Kentucky on Monday evening. The Owen County Coroner confirmed the crash. This is a developing story and LEX 18 will have more information as it becomes available.