Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...

Heavy smoke poured into the D.C. skyline as fire crews battled a two-alarm house fire in the northwest area, ... Northwest, for a fire at a two-and-a-half-story wood frame home at around 2:30 p.m.

Wood smoke releases PM2.5, or tiny particles that can cause asthma attacks, heart attacks, stroke, cancer and early death, according to the Snohomish Conservation District.