A Mitchell man is behind bars charged with impersonating an officer.
25-year-old Bobby O'Reiley was arrested yesterday after a concerned motorist called the Nebraska State Patrol.
The motorist said O'Reiley was driving on I-80 tailgating, flashing his lights and a badge.
Police say O'Reiley had a security badge, a .22 caliber pistol and two cans of mace with him.
He's being held at Cheyenne County jail.