(CNN) — Multiple fatalities and injuries, including children, were reported Friday after a tour bus with about 50 passengers headed back to New York City from Niagara Falls crashed into a ditch, state police said.

The bus rolled over after losing control, New York State Police spokesperson James O’Callaghan said at a news conference. He said authorities have a “good idea” of why the crash took place but did not offer further details at this time.

“We believe there is a child that is a fatality,” he said.

First responders were attempting to rescue and aid passengers as several were entrapped and others were ejected from the bus, which suffered a “heavy amount of damage,” O’Callaghan said.

While the investigation is ongoing, O’Callaghan said officials believe most passengers weren’t wea

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