From the New York Times, I'm Michael Bovoro.

This is the Daily.

This is really too good for just my little Roger Surnin group.

Let's start another website and share this with other people.

We know this suspect, kidnapper,

but we don't know who she is.

Could we, in fact, identify somebody who had no clue who she was

when all we really would have is her DNA?

My concerns were that there could be a violation of privacy.

Police's case basically laid the groundwork for where everything's going now.

It's like when they first discovered that fingerprints could be used.

We've now started a whole new way of finding people.

Today, police identified a suspected double murderer

after combing through DNA profiles on a website designed to connect family members.

What his trial will tell us about the future of genetic genealogy in solving crimes?

It's Friday, June 7th.

So Heather Murphy, you've been covering a story for the times.

We left off with Kurt Rogers, who just seen that the site he had built,

Gedmatch, this database of DNA profiles that people are mostly using to connect with their relatives,

was used to crack the case of the Golden State Killer.

Yeah.

Kurt then decided to change Gedmatch's user agreement

...