(140821) — NANJING, Aug. 21, 2014 (Xinhua) — Gold Medalist Ahmed Mahmoud of Egypt celebrates after the Men’s 800m Freestyle of swimming event at the Nanjing 2014 Youth Olympic Games in Nanjing, capital of east China’s Jiangsu Province, on Aug. 21, 2014. (Xinhua/Yang Lei)(wyj)