Transcript for Speed Freak Killer: DNA Testing for Possible New Victim
That's -- -- pressure from school. Rod -- devotes a corner of the living room to the memory of his daughter Michaela kidnapped from a Hayward street nearly 24 years ago. Even though he's got a recent age progression picture showing what Michaela might look like as a woman in her early thirties. Rod has gradually come to recognize that she's most likely no longer living. I'd -- for about the first fifteen years I wasn't really sure she was still alive because you always get that feeling like that she's dead in -- -- knowledge you know what. You know the last you know several years. It's not bad feelings pretty much gone away five -- then she's probably dead. But there is still the deeply troubling question of what happened to Michaela. And then a Hayward police detective called to say that perhaps they're about to find out. Basically. He told me that. There have been some upgrades in the case -- that they'd found a bone chip for a bone fragment and didn't belong to. Body that was sent off with McGillis family's been through this before promising leads that actually led nowhere. But this time rod Garrett thinks it might be different. I don't know on I'm hoping that that it'll come to a conclusion and I kind of hope that it -- her you know put. I'd like to find out what happened to her before I die.
This transcript has been automatically generated and may not be 100% accurate.