THE HAGUE, NETHERLANDS - MARCH 25: President of Gabon Ali Bongo Ondimba departs at the conclusion of the 2014 Nuclear Security Summit on March 25, 2014 in The Hague, Netherlands. Leaders from around the world have come to discuss matters related to international nuclear security, though the summit is overshadowed by recent events in Ukraine. (Photo by Bart Maat-Pool/Getty Images)
