Olympic champion Andreas Pistorius asks the specialists to give evidence against him . He is accused of murdering his girlfriend , model Anna Steenkamp , on Valentine 's Day . He has received the nickname ` ` Blade runner '' for the prosthetic legs he sprints on .
Olympic runner Oscar Pistorius wants the specialists to challenge evidence against him . He is accused of murdering his girlfriend , model Reeva Steenkamp , on Valentine 's Day . He has received the nicknamed `` Blade runner '' for the prosthetic legs he sprints on .