President Donald Trump pumps his first at the end of his speech after bring sworn in as the 45th president of the United States during the 58th Presidential Inauguration at the U.S. Capitol in Washington, Friday, Jan. 20, 2017. (AP Photo/Andrew Harnik)
President Donald Trump gives a thumbs after being sworn in as the 45th president of the United States during the 58th Presidential Inauguration at the U.S. Capitol in Washington, Friday, Jan. 20, 2017. (AP Photo/Patrick Semansky)
This pair of photos shows a view of the crowd on the National Mall at the inaugurations of President Barack Obama, above, on Jan. 20, 2009, and President Donald Trump, below, on Jan. 20, 2017. The photo above and the screengrab from video below were both shot shortly before noon from the top of the Washington Monument. (AP Photo)
Protesters set a parked limousine on fire in downtown Washington, Friday, Jan. 20, 2017, during the inauguration of President Donald Trump. Protesters registered their rage against the new president Friday in a chaotic confrontation with police who used pepper spray and stun grenades in a melee just blocks from Donald Trump’s inaugural parade route. Scores were arrested for trashing property and attacking officers. (AP Photo/Juliet Linderman)