Scott Peterson, convicted of murdering his pregnant wife and unborn son, was injured Sunday at a state prison during an “incident,” according to the California Department of Correction and Rehabilitation.

California prison inmate Scott Peterson was injured at Mule Creek State Prison on Sunday, prison officials said. The convicted murderer was involved in an “incident with another person” and suffered “minor injuries” on March 9,

Convicted murderer Scott Peterson was beat up in prison in an altercation over a pickleball game. TMZ reported that a fellow inmate at Mule Creek State Prison attacked Peterson over his playing style. The big picture: Prison officials confirmed that Peterson was attacked last Sunday and has remained in prison while sustaining the minor injuries.