Donald Trump's presidential inauguration is scheduled to begin at noon ET. According to the U.S. Constitution's 20th Amendment, each presidential inauguration should take place Jan. 20, unless that date falls on a Sunday. Then, the president takes the oath of office in private Jan. 20, and the public event is moved to Jan. 21.

President-elect Donald Trump will soon make his return to the White House. The 45th president of the United States will become the 47th president, too. In the lead up to the inauguration, Trump has selected much of his cabinet. The inauguration ceremony is ...