Iraqi forces watch smoke billow as they advance towards the Islamic State (IS) group's stronghold of Hawija on September 30, 2017 to recapture the town from the jihadists. Iraqi forces on September 29 launched an assault on the northern town of Hawija, one of the last bastions in the country still held by the Islamic State group, which is also under attack in neighbouring Syria. / AFP PHOTO / AHMAD AL-RUBAYE