The son of Iraqi Shiite leader Abdel Aziz Al-Hakim, Ammar Hakim (C- black turban) walks along side Iraqi President Jalal Talabini (L) Prime Minister Nuri al-Maliki (behind Talabani) and Vice President Tarq al-Hashemi (R) as they follow the coffin of his late father at Baghdad International Airport, on August 28, 2009. Hakim passed away August 26th in an Iranian hospital suffering from lung cancer. The leader of Iraq's largest Shiite party, Hakim will be remembered as a key ally of Iran who also built a dialogue with Tehran's arch-foe, the United States.