Air quality alerts in place for 10 states as wildfires burn in Canada and West
Canada wildfires cause poor air quality in the midwest and northeast U.S.
Thick smoke, haze blanket much of Minnesota; air quality alert remains in effect
Canadian wildfire smoke creating unhealthy air for several US states
Canadian wildfires force 17,000 to evacuate; smoke expected to hit the U.S. this weekend

'On their own in the middle of a blizzard': Baby among 4 found dead near US, Canada border