A rescue operation is underway following a collision involving a tour bus in Upstate New York on Friday, officials said. The crash occurred on Interstate 90 in Pembroke, near Buffalo, according to New York State Police. Images from the scene showed the bus on its side.

A bus carrying tourists from Niagara Falls to New York City rolled over on Interstate 90 near the town of Pembroke, New York, approximately 40 miles east of Niagara Falls. The accident occurred at approximately 12:20 p.

The New York State Thruway Authority reported traffic backed up in the area. WIVB-TV in Buffalo reported several Mercy Flight helicopters were requested, and some uninjured passengers were taken to the Indian Falls Fire Station.