WASHINGTON, DC - JANUARY 20: U.S. President Donald Trump waves to supporters as he walks the parade route with first lady Melania Trump and son Barron Trump after being sworn in at the 58th Presidential Inauguration January 20, 2017 in Washington, D.C. Donald J. Trump was sworn in today as the 45th president of the United States (Photo by Evan Vucci - Pool/Getty Images)