BANGKOK, Thailand - The American suspect in the killing of JonBenet Ramsey told investigators that he drugged and had sex with the 6-year-old beauty queen before accidentally killing her, a senior Thai police officer said Thursday. An autopsy on Ramsey said a blood screening showed no drugs or alcohol in her body but said she had vaginal abrasions. Lt. Gen. Suwat Tumrongsiskul, head of Thailand's immigration police, said by telephone that he was not present for the questioning, which was conducted by U.S. law enforcement officials. But, according to what the general said he was told of the questioning, the...