Overview
- The 35-year-old admitted the killing at Cardiff Crown Court on February 6.
- He also pleaded guilty to destroying a white Suzuki Swift owned by Rebecca Phillips.
- He denied a charge of making a threat to kill, and prosecutors said they will not seek a trial on that count.
- Judge Tracey Lloyd-Clarke, recorder of Cardiff, said only a life sentence can be imposed and set sentencing for February 24.
- Keen, 47, was found with serious injuries at a Riverside Drive home in Blaenavon on October 17, 2025, as armed police, paramedics and the Wales Air Ambulance responded.