Croatian President Stjepan Mesic, Belgian Prime Minister Yves Leterme, Iceland's Prime Minister Geir Haarde and U.S. President George W. Bush (LtoR) prepare for the family picture during the NATO summit in Bucharest April 3, 2008. NATO heads of state and guest leaders are meeting for a three-day summit of the military alliance from April 2-4 in the Romanian capital. REUTERS/Francois Lenoir (ROMANIA)