China-Russia joint naval drill ends successfully (6/10)

A Chinese navy helicopter prepares to take off from China's Zhengzhou missile destroyer during the China-Russia joint naval drill on East China Sea, May 24, 2014. The three-day drill "Joint Sea-2014" ended successfully on Saturday. The Chinese and Russian navies staged exercises, including joint escort drill, joint aircraft identification exercise and air defense and maritime assault drills. (Xinhua/Zha Chunming)