Afghan security force members take part in a military operation in Kunar province, north of Nangarhar province in eastern Afghanistan, March 26, 2017. Some 33 Islamic State (IS) militants were killed after Afghan air force warplanes struck their positions in Koot district of eastern Nangarhar province, in the past 24 hours, the country's Interior Ministry said Monday. (Xinhua/Emran Waak)
