Politics | Donald Trump Watch Donald Trump Get Sworn Into Office It's official By Michael Harthorne Posted Jan 20, 2017 11:15 AM CST Copied Watch Donald Trump Get Sworn Into Office Chief Justice John Roberts swears in Donald Trump as the 45th president of the United States on Friday. (CNN) Donald Trump was sworn in as the 45th president of the United States on Friday in Washington, DC. CNN has the video of Chief Justice John Roberts administering the oath of office. Read These Next Something weird is happening in the Gulf of Panama. Jet lag apparently played a role in this CEO's downfall. Amazon Prime members, you may not be happy with this news. A woman reveals the shocking text she got while her mom was away. See 1 photo Report an error