BUFFALO, N.Y. (WIVB) — Two passengers of a minivan which was rear-ended by a state trooper on Interstate 90 in Chautauqua County suffered serious injuries and remain at a Buffalo hospital.

The crash happened in the westbound lanes, between the Irving/Silver Creek and Dunkirk/Fredonia exits.

According to state police, Trooper Stephen Barker, based in Buffalo, was driving behind a Dodge Caravan and failed to notice the van slowing down for traffic.

Five people were inside the van, including George Cole, 66, of Arcade and Timothy McCann, 70, of Depew. Both were taken from the crash scene to a Buffalo hospital by helicopter. Cole was listed in serious condition while McCann was listed in critical.

Barker was taken to a Dunkirk hospital, as were two passengers, one from Orchard Park and the driver of the minivan, Harry Gibbons, 75, of Irving. Their injuries were all deemed not life-threatening. A third van passenger was taken to a Buffalo hospital and is also expected to recover from his injuries.