Fighters from Badr Brigades Shiite militia clash with Islamic State group militants at the front line on the outskirts of Fallujah, Anbar province, Iraq, Monday, June 1, 2015. Three Islamic State suicide bombers targeted a police base in the Tharthar area north of Ramadi, some 30 miles (48 kilometers) west of Fallujah, with explosives-laden Humvees on Monday, killing at least 41 police and Shiite militiamen, officials said. (AP Photo/Hadi Mizban)
