Trump says Canadian wildfire smoke is “poisoning” U.S. air

<p>As almost 2,000 people in Ontario flee wildfires, the U.S. president repeated his tariff threat against Canada. Ontario Premier Doug Ford called Trump’s comments “rubbish.” Wildfire experts say the U.S. criticism is unfair, but some are urging leaders here to mitigate wildfires. </p><p><br></p>