Oscar Pistorius in court

Oscar Pistorius listens to evidence presented in a Pretoria, South Africa, courtroom during his murder trial on Monday, April 7. Pistorius, the first double amputee runner to compete in the Olympics, is accused of intentionally killing his girlfriend, Reeva Steenkamp, in February 2013. Pistorius has pleaded not guilty to murder and three weapons charges.

Oscar Pistorius listens to evidence presented in a Pretoria, South Africa, courtroom during his murder trial on Monday, April 7. Pistorius, the first double amputee runner to compete in the Olympics, is accused of intentionally killing his girlfriend, Reeva Steenkamp, in February 2013. Pistorius has pleaded not guilty to murder and three weapons charges.