A North Carolina man murdered his girlfriend and told police that he did it when she wouldn't commit to an "exclusive" relationship with him. Stephon Dubose, 32, is facing decades behind prison bars after pleading guilty to the 2023 second-degree murder of his girlfriend, Angela Marina Risi, who was 30. Dubose allegedly strong-armed his way into Risi's Durham home on the morning of October 2, 2023, shooting her to death, Us Weekly confirmed through court records obtained Monday, February 2.