Mourners chant slogans against the Islamic State militant group as they carry the flag-draped coffins of three members of Peace Brigades, a Shiite militia group loyal to Shiite cleric Muqtada al-Sadr who were killed in Ramadi during fighting with Islamic State militants, according to their families, during funeral procession in Najaf, 100 miles (160 kilometers) south of Baghdad, Iraq, Wednesday, May 27, 2015. (AP Photo/ Jaber al-Helo)