Recreating Night of Alleged 'Blade Runner' Murder

evening, where much of that country divided over its once golden son. Oscar pistorius. He begun to collect guns last year. This evening, we learned that reeva steenkamp herself went to a firing range... See More

evening, where much of that country divided over its once golden son. Oscar pistorius. He begun to collect guns last year. This evening, we learned that reeva steenkamp herself went to a firing range last year. So many of you tweeting after "20/20" last night, built a life-sized model of oscar pistorius' apartment. Abc's amy robach there and legal analyst dan abrams. Among the key questions from the prosecution is the so-called intruder theory. As oscar pistorius claims. If the intruder was in the bathroom with no escape, why would oscar pistorius killed him? If an intruder is trapped in this small space, why is oscar pistorius so intent? Why does he feel the need? Why does he feel threatened? To shoot inside? Like that, without figuring who was in here next. Police search for clues. Finding two phones by the bath mat. One splattered with blood. The location of those phones is the key to the case. What were two cell phones doing there? It would imply an argument. She just got up in the middle of the night to go to the bathroom and she brought two cell phones with her. Those cell phones could be key. You can see it all at abcnews.Com. In the meantime, to the