A picture taken on September 16, 2017 shows members of the Imam Ali Division, one of the groups fighting within the Hashed al-Shaabi (Popular Mobilisation) paramilitaries, carrying a large banner depicting the image of Shiite cleric Grand Ayatollah Ali al-Sistani, as they march in the holy shrine city of Najaf in central Iraq. / AFP PHOTO / Haidar HAMDANI (Photo credit should read HAIDAR HAMDANI/AFP/Getty Images)
