Iraqi pro-government forces stand next to armored vehicles as they take position in al-Aramil area, south of the Anbar province's capital Ramadi, during military operations on December 22, 2015. Iraqi security forces advanced into the centre of the city for a final push aimed at retaking the city they lost to the Islamic State jihadist group in May 2015. AFP PHOTO / STR / AFP / - (Photo credit should read -/AFP/Getty Images)