A 16-year-old girl died late Friday in a three-vehicle accident on Interstate 240. Police are seeking the hit-and-run driver who caused the wreck. Brittany Althoff of Oklahoma City died about 11:30 p.m. on westbound I-240 near Walker Avenue, the Oklahoma Highway Patrol said. A green 2006 Pontiac G6 was speeding when it crashed into the back of the car in which Althoff was riding, the patrol said. The impact forc...