Two people are dead after a crash involving an Amish buggy and logging truck.

The crash happened in Irwin Township around 3 p.m. on the 2400 block of Clintonville Road, which is around 15 minutes from Grove City.

According to a release, the log truck hit an Amish buggy from behind. That buggy was carrying a family of five. 

State police say a woman and boy were pronounced dead on the scene. A man and girl were flown to the hospital. Another boy was treated and released from the hospital. 

The log truck driver is cooperating in the investigation. 

There's been no word yet on a cause.