we were still together. they made the mistake twice. >> reporter: and then giselle told a strange little story. she was pregnant, remember, with her second child and said she went to the hayward kaiser hospital for a pre-natal check up just hours before michelle disappeared. she said she spotted her old friend at a distance. >> were you surprised to see michelle there? >> yes. >> how did it make you feel when you saw her? >> at first surprised and then annoyed, and then i thought, okay. keep your blood pressure down. otherwise, you're going to lose this baby. >> reporter: strong feelings. but giselle esteban herself was not so strong. tiny and pregnant. hardly seemed physically capable of overpowering and murdering the larger michelle le, let alone finding a way of disposing her body. so they sent her home and later that afternoon finally got a look inside michelle's car, as we did much later when the detective showed it to us. nothing had changed. three people are dead nothing was touched. here the morbid sense we were somehow violating a sad and very including the gunman after a personal space. this is what inspector ritchie mass shooting inside a church. found -- a crime scene. police say parishioners shot back after the gunman opened >> once we get the car opened, fire. and civil rights icon john lewis you can see there's blood wiped has been diagnosed with across here in the plastic, a pancreatic cancer. little bit on the floor mats. lewis says i have been in some and then you can see there's more droplets or blood dropping kind of fight for freedom, equalitity for nearly my whole down going in a straight down life. pattern. >> reporter: police also found i have never faced something some blood smeared on the floor liquite like this. of the garage where michelle's back to "dateline." car had been parked.