STRINGTOWN, OK-An inmate was attacked and killed Thursday morning at the Mack Alford Correctional Facility in Stringtown.

Prison officials tell us around 9:15 the man was jumped by four other inmates and stabbed several times with a homemade knife.
He died at a Coalgate hospital. His name is not being released.

The four attackers were restrained and the entire facility was locked down. Officials said they are investigating what led to the attack.