people without names. grace doe's names were sent tojennifer and a new investigation began. so when we got the remains here, the first thing we did was estimation of sex, estimation of age at death, stature estimation, ancestry estimation. but obviously, this was an old case and it was unlikely that we were just magically going to look at these bones and know who they belonged to. the case seemed as cold as ever. but on the west coast of america, one investigation was set to transform the way that law enforcement solves cold cases. investigators used publicly shared dna data to track down... the golden state killer wore a ski mask and left no fingerprints... how police used genealogy. websites to try to identify... cbs contacted other genealogy websites to try to... in 2018, the suspect for a notorious serial killer in california, the golden state