U.S. President Barack Obama delivers the State of the Union address to a joint session of Congress at the Capitol in Washington, D.C., U.S., on Tuesday, Jan. 12, 2016. Obama said he regrets that political divisiveness in the U.S. grew during his seven years in the White House and he plans to use his final State of the Union address Tuesday night to call for the nation to unite. Photographer: Evan Vucci/Pool via Bloomberg
