GOP to host unusual midterm convention. And, Canada's retaliatory tariffs take effect

Republicans are aiming to get voters to turn out for the midterms with an unconventional convention. And, Canada's retaliatory tariffs on the U.S. went into effect at midnight.

<img src='undefined' alt='President Trump waves as he arrives on Sept. 7, 2026 at Joint Base Andrews, Maryland. Trump is returning to Washington after spending the Labor Day weekend at his golf course in Bedminster, New Jersey.'/><p>Republicans are aiming to get voters to turn out for the midterms with an unconventional convention. And, Canada's retaliatory tariffs on the U.S. went into effect at midnight.</p><p>(Image credit: Roberto Schmidt)</p><img src='https://media.npr.org/include/images/tracking/npr-rss-pixel.png?story=g-s1-142302' />