Chinese President Xi Jinping (2nd R) and his wife Peng Liyuan (1st R) pose for a group photo with UN Secretary-General Ban Ki-moon (2nd L) and his wife ahead of the commemoration activities to mark the 70th anniversary of the Chinese People's War of Resistance Against Japanese Aggression and the World Anti-Fascist War, in Beijing, capital of China, Sept. 3, 2015.[Xinhua]