CBC News: The National | Trump threatens tariffs over wildfire smoke

July 17, 2026 | U.S. President Donald Trump threatens to raise tariffs on Canada over wildfire smoke as northwestern Ontario burns. A Regina couple are killed in a bear attack. And the scramble to get rid of the lettuce linked to the explosive diarrhea outbreak. 00:00 The National for July 17, 2026 00:59 Trump threatens tariffs over wildfire smoke 04:02 Emergency management minister statement 04:17 Wildfires force people out, threaten homes 07:15 Investigation into CN train caught in flames 07:47 Ontario premier defends wildfire response 09:50 Smoke forecast for next few days 11:28 Dozens of new wildfires across B.C. 11:56 Wildfire burning in Nova Scotia 12:12 Fort Simpson, N.W.T. lift evacuation order 12:30 Regina couple killed in bear attack 14:45 Iceberg lettuce linked to outbreak 17:07 Critics slam Trump over election claims 19:24 U.S. attacks Iran maritime control tower 19:49 Andy Burnham to become U.K.'s next PM 23:02 Royal Canadian Legion turns 100 23:43 50 years after the Montreal Olympics 26:54 Is Australia's youth social media ban working? 36:26 Defending against an American tick invasion 43:38 The Moment | Racoon rescue #news #latestnews #canada The National is the flagship of CBC News, showcasing award-winning journalism from across Canada and around the world. Led by Chief Correspondent Adrienne Arsenault, our team of trusted reporters helps you make sense of the world, wherever you are. Subscribe to get the latest news daily, and watch live starting at 9 p.m. ET. https://www.youtube.com/user/CBCTheNa... More from CBC News | https://www.cbc.ca/news