the fayeds have just had a meeting with their lawyers. they're in the midst of a bitter divorce. it's 6:30 p.m. the meeting is over. pamela hurries to catch the elevator and gets off at the third floor. she walks to her car and reaches for the keys inside her purse. >> that's when she was attacked. >> los angeles prosecutor alan jackson would spend many hours scrutinizing that video. >> tell me about the attack. >> brutal. vicious. heart-stopping. pamela was completely defenseless. she was attacked, i believe, from behind first, with a knife. somebody much larger than her, somebody much stronger than her, who had an absolute mission, and that was to cut her throat, to kill her. >> on the video you can see people in the complex starting