welcome back. were you able to make a judgment it was a remarkable discovery or about what would have happened was it? when she got to her car? in a breathless call to police, gisele's ex-boyfriend said he found michelle's iphone in the >> she was attacked most likely backseat of his car. here. police were convinced gisele was because from the looks of it, it looks like she ended up being involved in the disappearance, placed in the back seat. but did she act alone? there was a bloody confrontation here and then there's more blood back there. that you can see here it's been moved around a bit. it's a little bit smeared up. and there's more than one location. detectives were about to bring >> reporter: clearly a very violent and physical assault. scott in for questioning. but even they did not expect the who could have done this? a fresh look at the surveillance tapes may offer a clue. bomb shell he was about to watch what michelle does as she share. walks to her car, parked to the far right-hand side of the lot. here's keith morrison. michelle makes a wide sweeping turn to the left, away from the >> reporter: it's hard to tell car, then walks back to the from this video, but the prime suspect in michelle le's right. disappearance, giselle esteban, a few seconds later it appears she stopped. is tiny, barely 5'2." what happened? and at the time she was questioned by police she was did she see somebody she knew? three months pregnant with her second child, which made detectives wonder. >> is there somebody else involved with her? >> reporter: it was a question or somebody she didn't want to often repeated at the alameda county d.a.'s office. >> we have an able-bodied young lady who disappears from a public place. see?