us. that the blood on the bag was a different type in the victims. but, silently, patiently, that dna waited. in 1999, it was a whole new scientific world. back in 83, they had obtained a blood sample from the husband. it was his blood that was found on the last. bag inside a closet? inside. closet though, of course, that was also gregory s closet for more than four years. he d only been out of the place a couple of months. boyd decided to have all the evidence retested, and, now gregory s dna turned up in several places. a tiny spot on the plaza doorknob, on a rear sliding glass door, and in a powder room sink. the amount was miniscule. so, perhaps, it meant nothing. gregory could ve left it there when he lived in the house, except the bathroom sink had her blood and his blood mix.