(WHAS11) -- A new trailer is released for the documentary about the Carrollton bus crash that left 27 people dead in Northern Kentucky in 1988.
The documentary, titled "Impact," is about the day a bus carrying a Radcliff church group was hit on I-71 in Carrollton.
27 people died when drunk driver Larry Mahoney hit the bus, which then caught on fire.
The crash is considered the worst drunk driving accident in U.S. history.
Harold Dennis, one of the survivors is heading up the project.
The movie is expected to be out in time for the 25th anniversary of the crash, which is in May.
To watch the trailer, click here.