AP Top Business News at 10:45 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 careHow bitcoin and gold went from a slump to an MVP week in just a few daysMexican ranchers prepare to resume 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 risksJapan's leader Takaichi explains why she spends long hours in seclusion at her official residenceIran says the world has accepted it has defeated the US, and other Middle East developmentsWhy Treasur