AP Top Business News at 9:47 a.m. EDT

US imposes 50% tariffs on $20 billion worth of Canadian products. Canada says it will retaliateWhy the bond market is flexing its muscles, and why everyone needs to careMexico resumes livestock sales to US under tight controls over screwworm riskFlorida shows how to adapt as coastal cities face growing threats from sea level rise and stormsSchools are starting to teach AI literacy. For many, that means helping kids see chatbots' flawsTesla recalls nearly 3M vehicles in China over door handle safety risksIran says the world has accepted it has defeated the US, and other Middle East developmentsWhy Treasury Secretary Bessent's moves to calm the bond market haven't worked so farTikTok reaches $400 million settlement with US Justice Department over children's privacyRussian and Ukrainian attac