A Morro Bay man is headed to prison after being convicted of making felony criminal threats to an ex-girlfriend. According to KSBY, a jury convicted 45-year-old Eric Zentzis earlier this week of making more than 50 threatening voicemails and texts to a former girlfriend. The victim feared for her life. Zentzis will be sentenced on November 6th. He faces a maximum sentence of three years in state prison.