Afghan security force members take part in a military operation against Islamic State (IS) in Chapdara district of Kunar province, Afghanistan, April 24, 2018. Afghan forces have killed five Islamic State (IS) militants including a key commander Qari Zahid and captured two others in the eastern Kunar province, an army spokesman in the restive province, Mir Wais Safi said Wednesday. (Xinhua/Emran Waak)