The Oklahoma Highway Patrol said troopers shot and killed a suspect after a chase that shut down the Turner Turnpike on Saturday Police out of Arizona told OHP to be on the lookout for an armed robbery suspect in a stolen vehicle. Troopers spotted the vehicle in Canadian County and attempted to stop the suspect, but he sped up and started shooting at troopers through the back windshield. OHP said troopers were able to stop him near the Luther exit, but he got out of the vehicle, grabbed a rifle, and fired more rounds at them. He barricaded himself behind his vehicle until the OHP Tactical Team arrived. Oklahoma City police and the Oklahoma County Sheriff's Office were called to assist. The suspect continue to shoot at law enforcement. Troopers returned fire, hitting and killing the man. The troopers involved in the shooting have been placed on administrative leave. OHP is not publicly identifying the suspect at this time. The Turner Turnpike was closed for nearly 8 hours while troopers investigated, but is now back open.