moment? >> my lady, that's the moment that everything changed. i thought there was a burglar that was with gaining entrance in to my home. i think initially i froze and didn't know what to do. >> pistorius claims he was on his stumps and unstable as he walked back to the bed, a reached underneath and pulled the gun out of his holster. >> i thought someone gained access to my house and reeva just as i got out of my bed i whispered for reeva to get down. >> he crept through the bathroom hallway. >> at this point i was overcome with fear and started screaming for the intruders to get out of the house. i shouted for reeva to get on the floor. i shouted for her to phone the police. >> he said he then made his way to the bathroom. >> then i heard a noise from inside the toilet. what i perceived to be coming