Western Law Officer. He was the sheriff that allegedly gunned down Billy the Kid. On February 29, 1908, he was traveling from Las Cruces, New Mexico to his ranch with Wayne Brazel and Carl Adamson. He got out of the buggy and while urinating a bullet slammed into the back of his head. He spun around from the impact and another bullet enter his belly. Wayne Brazel confessed to the killing, but most historians believe Jim Miller was responsible.