Police gather after militants attacked Bangladeshi police guarding an Eid festival in Kishoreganj town in this still frame taken from video July 7, 2016. Courtesy of ATN News /via REUTERS TV

Police gather after militants attacked Bangladeshi police guarding an Eid festival in Kishoreganj town in this still frame taken from video July 7, 2016. Courtesy of ATN News /via REUTERS TV

Police gather after militants attacked Bangladeshi police guarding an Eid festival in Kishoreganj town in this still frame taken from video July 7, 2016. Courtesy of ATN News /via REUTERS TV

July 7, 2016 5:20 PM (UTC+8)