BANGKOK, Thailand - The suspect in the murder of JonBenet Ramsey visited a Bangkok clinic specializing in sex-change operations and cosmetic surgery, clinic officials said Sunday. Dr. Thep Vechwijit, a doctor at the Pratunam Polyclinic, said John Mark Karr, 41, had been his patient but declined to provide further details. "He was one of my patients," Vechwijit said. A staffer at the clinic, who spoke on condition of anonymity because she was not authorized to speak to the media, said Karr had consulted the doctor about a sex-change operation. Karr was to be flown later Sunday to the United States...