A rescue operation is underway following a collision involving a tour bus in Upstate New York on Friday, officials said.

A tour bus returning to New York City from Niagara Falls with 54 people on board crashed and rolled Friday on an interstate highway, killing five passengers and injuring many others, authorities said...

"As we're progressing through this, we're losing more people unfortunately," the trooper told reporters, adding: "Most people on the bus did not have a seatbelt on."