CONTAMINANTES
DNA on Envelope Reopens Decades-old Murder Case: A 20-year old murder case that spanned from Washington State to New Jersey has now ended. Investigators say with one lick of an envelope, they got what they needed - DNA. [...]
Seattle police say they tricked their prime suspect into giving them a DNA sample. They sent John Athens a letter, he sent one back. And when he licked the envelope he gave the investigators what they were looking for, his saliva. A DNA sample that police say matches forensic evidence found on the victim's body.
[act.:] Whose DNA Is It Anyway?: Asking convicted felons to surrender their genetic privacy is one thing. Making the same demand of innocent people goes way too far