Exactly 100 days ago, Donald Trump took the oath of office as the 47th president of the United States. And what a turbulent, convention-smashing 100 days it's been as the president moves at a frenetic pace to transform the US and its role in the world, from taking a sledgehammer to the federal government to targeting political opponents and launching a global trade war. Learn more about your ad choices. Visit podcastchoices.com/adchoices