A Chinese frontier defense soldier and a Pakistani frontier defense policeman engage in a friendly competition of arm wrestling during the short break of a joint border patrol at a mountainous region in Khunjerab in northwest China's Xinjiang Uygur Autonomous Region on June 26, 2018. The joint patrol is conducted by a frontier defense company in Khunjerab under the PLA Xinjiang Military Command (MC) and the border policemen of the Pakistani Khunjerab Security Force (KSF). (eng.chinamil.com.cn)