Barack Obama
President Barack Obama pauses as he speak about the death of Nelson Mandela during the second of two Hanukkah receptions in the Grand Foyer of the White House in Washington, Thursday, Dec. 5, 2013. (AP Photo/Carolyn Kaster)
President Barack Obama pauses as he speak about the death of Nelson Mandela during the second of two Hanukkah receptions in the Grand Foyer of the White House in Washington, Thursday, Dec. 5, 2013. (AP Photo/Carolyn Kaster)