barack obama_sotu_2015_courtesy white house

President Barack Obama delivers the State of the Union address in the House Chamber at the U.S. Capitol in Washington, D.C., Jan. 20, 2015. Official White House photo by Pete Souza.

President Barack Obama delivers the State of the Union address in the House Chamber at the U.S. Capitol in Washington, D.C., Jan. 20, 2015. Credit: Official White House photo by Pete Souza

President Barack Obama delivers the State of the Union address in the House Chamber at the U.S. Capitol in Washington, D.C., Jan. 20, 2015. Official White House photo by Pete Souza.