Aga Khan arrives in Atlanta for historic Diamond Jubilee visit His Highness the Aga Khan, the 49th hereditary Imam (spiritual leader) of the world's Shia Ismaili Muslim community, arrived in Atlanta Tuesday. The Aga Khan's stop in Atlanta is the first of a 10-day U.S. visit in commemoration of his 60 years of leadership (or Diamond Jubilee) over the approximately 20 million Ismaili Muslims around the globe. The Imam was welcomed Tuesday by Lt. Gov. Casey Cagle among other state officials at the Fulton Cou