. >> the only body that has been identified so far, victim victoria chavez. >> she was on your list.is is it. >> i thought, this could be it, yeah. >> but there was more. something that surprised even veteran crime scene investigators. in the grave of jane doe number 8, investigators found a tiny second set of bones. it was a fetus. jane doe number 8 was four months pregnant at the time of her death. >> they would say, we found a skull. it had a lot of hair and she was pregnant. >> michelle valdez. after years of having only her rap sheet and her father's bittersweet memories to go on, ida lopez was now sure she knew where michelle valdez was. did you know michelle was pregnant when she disappeared? >> i did. >> a few days later, lab work confirmed ida's hunch. jane doe number 8 was michelle valdez. >> i had to tell dan. the hardest part of this whole thing is having to go to somebody's house and say, we found her, and she's not alive. >> i see her pull up out front and i go out and stand on the sidewalk. she gets out of her car and comes up to me, and ida says, dan, she says, i have