Iraqi Shiite cleric Moqtada al-Sadr looks on during a meeting to discuss economic and security issues held at Iraqi Shiite Muslim leader Ammar al-Hakim's house in the southern Shiite city of Najaf on January 23, 2015. Al-Sadr expressed his hopes for a unity government and encouraged the efforts of Iraqi Prime Minister Haider al-Abadi in avoiding previously made mistakes. AFP PHOTO/ HAIDAR HAMDANI (Photo credit should read HAIDAR HAMDANI/AFP/Getty Images)