Wildfires burning in Canada continue to bring smoke south into the U.S with air quality alerts in effect across the Midwest and upper Great Lakes.

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Tornadoes, Hail and Hurricane-Force Winds Kill 4 in West Texas
A line of severe storms produced what a meteorologist calls a rare combination of multiple tornadoes, hurricane-force winds and softball-sized hail in west Texas, killing at least four people, injuring nine and causing significant damage around the town of Matador, a meteorologist said Thursday.
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