Authorities are responding to a "mass casualty collision" that occurred Wednesday on a highway in Canada, Royal Canadian Mounted Police said.

The crash happened on the Trans-Canada Highway in Manitoba.

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Authorities are responding to a "mass casualty collision" that occurred Wednesday on a highway in Canada, Royal Canadian Mounted Police said. 
{ai:summary}<p>Police are investigating a mass casualty collision on the Trans-Canada Highway in Manitoba. #accident</p>

Police responding to 'mass casualty collision' on highway in Canada

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