April 3: Thursday's top stories in 10 minutes

President Donald Trump pits US economy against the world.Canada wakes up to new auto sector tariffs. Stellantis assembly plant in Windsor, Ontario goes down for 2 weeks.North American markets take a nose dive, the morning after US President Donald Trump's tariff annoucements.China is facing a 54 per cent tariff - total - and is vowing to retaliate.European Union laments the end of the postwar trading system.