A 13-year-old boy who regularly drove a car on what authorities believe were drug runs accidentally killed himself while putting a sawed-off shotgun into a car, police say.

Willie J. Sasnett of Jacksonville died Christmas Eve after he was shot in the abdomen, Police Chief Frank Owens said Tuesday. About $28 in cash and $50 worth of crack cocaine were found on the boy's body, police said.Officers said information about the youth's frequent trips from Jacksonville to Lake City came from a larger probe into juveniles, weapons and drugs.