Germany's Chancellor Angela Merkel (L), Russia's President Dmitry Medvedev (C) and U.S. President Barack Obama speak during the G8 summit in L'Aquila, Italy July 9, 2009. Leaders of the world's richest nations and major developing powers meet on Thursday to seek common ground on global warming and international trade, with the poorer countries seeking concessions. REUTERS/Stephane de Sakutin/Pool (ITALY POLITICS)