A prison inmate who strangled his girlfriend to death allegedly also killed his cellmate last week. 30 year old Travis Alston Turner was found guilty by a jury last year of murdering 29-year-old Jennifer Rose Garrett in her Texarkana apartment in 2021. He is serving a life term in an Amarillo prison. 34-year-old Antwan Alexander was serving three-years for harassment of a public servant.
