typing and typing and it pops up about a hundred matches. >> but she was determined. she finally whittled it down to a possible three. >> one of them really stands out for me. it says, white male, and it says, over 6 foot. david's a tall guy and he's a white male. possibly. >> those particular bones, just a few, a partial skeleton, turned up during construction of a walmart parking lot not far from the place where david lived. surfaced just a year after david died, had been gathering dust in storage for 15 years. the detective went to see a forensic anthropologist. but when the doctor measured the bones. >> she comes out and she says, no, she said, it's looking like he's only about 5'9". >> but still, velasquez had a hunch that she had finally found david jackson, and she wasn't the sort of person to give up on a hunch. >> and i said, can we please do