another crime and punishment report. tonight, stunning video of oscar pistorius reenacting what he says happened the night he shot and killed his girlfriend reeva steenkamp. defense expected to rest tomorrow. the latest now from south africa. >> stop! ahh! >> for the first time, you're listening to oscar pistorius re-enact the chilling screams many testify to hearing the night the athlete discovered he shot and killed his girlfriend reeva steenkamp. airing audio and footage shot months after reeva's death. in the play by play of pistorius' version of events, he reenacting how he ran to the bathroom door he shot three or four times. pistorius on his stumps with his outstretched as if he's holding a gun.