Six people have been killed after at least 72 vehicles were involved in massive pile-up crashes when a dust storm swept through central Illinois. A key highway in the region was forced to close as the rare dust storm swept through nearby
And nearly 5,000 flights within, into or out of the US were canceled Friday, according to the tracking site FlightAware, causing disrupting travelers as they attempted to make it home for Christmas. Temperatures across inland states have plunged: -45.6C (-50F) in Montana,