U.S. President Barack Obama stops to view Rembrandt's "The Nightwatch" painting as he tours the Rijksmuseum in Amsterdam, Netherlands, earlier today. Obama is attending the Nuclear Security Summit in The Hague, which will form the backdrop for an emergency meeting of Group of Seven leaders on Russia's annexation of Crimea. It's a confrontation between Russia and the West reminiscent of the Cold War. (AP Photo/Pablo Martinez Monsivais)

Question: Do you have a favorite artist?