WHY did Oscar kill his girlfriend?

Oscar Pistorius killed his girlfriend, Reeva Steenkamp, on February 14, 2013, claiming he mistook her for an intruder when he fired shots through a closed bathroom door. The incident raised significant questions about gun safety and self-defense, as well as the dynamics of their relationship. Pistorius was ultimately convicted of culpable homicide, later upgraded to murder, highlighting the complexities of the case and the legal proceedings that followed. The tragedy sparked widespread media attention and discussions about domestic violence and the legal system in South Africa.