A Thai immigration officer locks the gate pasted with a short notice, bottom, for person who wishes to visit John Mark Karr at the detention center of the Immigration office in Bangkok, Thailand Friday, Aug. 18, 2006. Karr, 41, an American schoolteacher was arrested in Bangkok on Thursday, Aug. 17, 2006 in the decade-old slaying of child pageant star JonBenet Ramsey. (AP Photo/Apichart Weerawong)

Murder suspect John Mark Karr bites his lips as he is shown at a police news conference at Immigration office in Bangkok, Thailand Thursday, Aug. 17, 2006. Karr, 41, an American schoolteacher on Friday, Aug. 18, 2006, awaited expulsion to the U.S. where questions mounted over whether his confession to the slaying of 6-year-old beauty queen JonBenet Ramsey was spun from the mind of a kook or a killer. (AP Photo/Apichart Weerawong)