JALALABAD, July 26, 2016 (Xinhua) -- Soldiers search an office during a military operation against the Islamic State (IS) in Kot district of Nangarhar province, Afghanistan, on July 26, 2016. Militants loyal to the ultra-extremist group of the Islamic State (IS) have suffered major setback as 122 fighters of the armed outfit have been killed in the eastern Nangarhar province over the past 24 hours, spokesman for provincial government Attaullah Khogiani said Tuesday. (Xinhua/Rahman Safi)