Tip led INS to follow immigrant to Citadel Saturday, November 10, 2001 BY BRIAN HICKSOf The Post and Courier Staff A tip from an Atlanta eye surgeon about a Middle Eastern man with suspicious identification put INS investigators on a trail that led, ultimately, to the ranks of The Citadel. U.S. Magistrate Robert Carr ordered cadet Yasir Khatib held without bail Friday after federal prosecutors laid out their case against him - a case that includes allegations of four different identities, disguises and "cosmetic surgery," a visa violation and references in private correspondences to a "jihad," the Islamic term ...