A minivan hit and killed a horse on Versailles Road in Lexington early Thursday morning.
Police say three horses escaped from a farm adjoining Blue Grass Airport and ran into the roadway.
The minivan hit one of the horses.
Police say it died instantly on the road.
Lexington Police and Keeneland workers corralled the other two horses.
The driver of the minivan suffered serious injuries and went to the hospital.
Police don't think his injuries are life threatening.
It's unknown how the horses escaped from the farm.