Pistorius murder trial: 10 things to know

Published: Feb 22 2013 01:57:24 PM EST   Updated On: Apr 11 2014 01:32:04 PM EDT
Oscar Pistorius

Oscar Pistorius was on the stand this week and Friday marked another day of relentless cross-examination as the prosecution challenged his account of the killing of his girlfriend, Reeva Steenkamp.