Philippine President Rodrigo Duterte checks the scope of a 7.62mm sniper rifle during the turnover ceremony of China's urgent military assistance given "gratis" to the Philippines, in Clark Air Base, near Angeles City, Philippines June 28, 2017. Also in picture: Wang Xianyun (L) military and defence attache of the People's Republic of China, H.E. Zhao Jianhua (2-L), ambassador of People's Republic of China to the Philippines, and Philippine Armed Forces Chief of Staff Lt. Gen. Eduardo Ano (R). REUTERS/Romeo Ranoco