THE HAGUE, NETHERLANDS - MARCH 25:  Queen Maxima of the Netherlands (R) and U.N. Secretary General Ban Ki-moon (2nd L) hold discussions at a bilateral meeting during the Nuclear Security Summit on March 25, 2014 in The Hague, Netherlands. The Nuclear Security Summit, held March 24-25, will be attended by world leaders and is aimed at preventing nuclear terrorism.  (Photo by Robin van Lonkhuijsen - Pool/Getty Images)