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 Hall of Famer Dave Parker dies That 'buy now, pay later' loan may soon hit your credit score. Cops: Arizona 5th graders drew up plot to 'end' a classmate. Mark Zuckerberg's 'list' has Silicon Valley buzzing. See 1 photo Report an error