Militants Remove Arms From Najaf Shrine NAJAF, Iraq - Militiamen loyal to rebel Shiite cleric Muqtada al-Sadr on Friday removed weapons from the revered Imam Ali Shrine in Najaf in a step aimed at ending the 2-week-old uprising centered on the holy site.    Iraq's highest Shiite cleric, Grand Ayatollah Ali al-Husseini al-Sistani, agreed to take control of the shrine, which al-Sadr's Mahdi Army militia turned into a stronghold and refuge during their fight with U.S...