An attack helicopter fires during a joint anti-terrorist exercise held by China and Kyrgyzstan frontier forces in Kizilsu Kirgiz Prefecture, northwest China's Xinjiang Uygur Autonomous Region, June 27, 2017. The drill, carried out under the framework of the Shanghai Cooperation Organization (SCO), was witnessed by representatives from Kazakhstan, China, Kyrgyzstan, Russia, Tajikistan and Uzbekistan, all the SCO member countries. (Xinhua/Wang Fei)
