Mike Le Couteur has the latest after U.S. President Trump threatened 50% tariffs on Canadian autos and steel, with PM Carney and premiers vowing to push back.; The U.S. blames Canada for the collapse of trade talks, accusing Ottawa of pushing its agenda ahead of crucial midterm elections; Canadian artists and small businesses face lost customers and jobs as U.S. tariffs take a toll on cross-border business. 

<p>Mike Le Couteur has the latest after U.S. President Trump threatened 50% tariffs on Canadian autos and steel, with PM Carney and premiers vowing to push back.;&nbsp;The U.S. blames Canada for the collapse of trade talks, accusing Ottawa of pushing its agenda ahead of crucial midterm elections; Canadian artists and small businesses face lost customers and jobs as U.S. tariffs take a toll on cross-border business.&nbsp;</p>

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<p>CTV National News is Canada's most-watched national news program. Now you can stay up to date Monday to Sunday with the CTV National News Podcast, delivered nightly. Listen to Canada&rsquo;s most trusted newscast featuring stories from here and around the world with a perspective that is distinctly Canadian and backed by the #1 news organization in Canada.</p>