Pistorius apologizes to Steenkamp family

Pistorius apologizes to Steenkamp family

April 10, 2014 Updated Apr 10, 2014 at 11:00 AM CDT

Athlete Oscar Pistorius takes the witness stand for day four of testimony in his murder trial.

Pistorius offers an apology to the family of slain girlfriend Reeva Steenkamp. Find out more about this story by watching the video below.