Either someone gave her up as part of a deal or they matched it with a particular data base. Don't forget, the cops, especially detectives working on a case are also usually added to the DNA data base as a filter for contamination.
Just tossing it around!!
Because they can swim around for some time if you know what I mean.
Because they would again ask her whom all she'd had sex with in the five days prior to the rape kit being administered.
The names did not come from a database. They came from Mangum.