The driver of the car that crashed into a crowd killing four and injuring dozens at the Oklahoma State University homecoming parade Saturday is being held on manslaughter charges at the district attorney’s request. Adacia Avery Chambers, 25, was arrested on a complaint of driving under the influence after the crash Saturday morning. Payne County District Attorney Laura Austin Thomas said that Chambers is now being held on four manslaughter charges, and will likely be charged with driving under the influence of drugs. Alcohol is not thought to have been involved. Bail has not been set, Thomas said, and Chambers...