President Donald Trump is holding a rally in Michigan on Tuesday to mark the first 100 days of his second term, staging his largest public event since returning to the White House in a state that has been especially rocked by his steep trade tariffs and combative attitude toward Canada.

President Trump marks 100 days in office on Tuesday. He's expected to partially back down on car tariffs later by exempting some imported parts from duties after furious lobbying from carmakers, as Elena Casas explains.