Identities have now been released of those killed after a sightseeing trip from Niagara Falls to New York City turned tragic when a tour bus carrying 54 people rolled over in western New York, leaving five dead and dozens injured.

A bus crash on the New York State Thruway resulted in five deaths and multiple injuries; the cause is under investigation by the NTSB. The driver has not been charged.

A tour bus returning from a trip to Niagara Falls overturned in upstate New York on Friday, killing five people and injuring dozens of others, some of whom became trapped or ejected, police said. The deadly crash occurred on Interstate 90 in Pembroke, near Buffalo, according to New York State Police.