23-year-old Jack Masters of Oroville was found guilty of felony assault on Monday. Masters was serving a multi-year felony sentence in the Butte County Jail for two counts of auto theft. Masters attacked another inmate who was awaiting a trial. According to a Butte County District Attorney's Office press release, Masters was captured on the jail's surveillance system viciously punching, kicking, and throwing the other inmate around for three minutes.
Masters is scheduled to be sentenced November 9th. He faces up to four years in state prison.