Page 34 - Touch Dna News Today : Breaking News, Live Updates & Top Stories | Vimarsana

On her sock, on the back of her knee, and under her right armpit." >> reporter: "did we tell you?" no, we didn't tell you. how long had they known that? >> a couple of months, at least. >> and they, what, forgot to call? >> i think the examiner who had been doing it was waiting for additional results and didn't realize that she hadn't notified us. >> so the idea of touch-dna paid off? >> it did. >> reporter: but not quite the way they had all hoped. unbelievable that you would get touch-dna evidence back that long after the fact. >> right. >> but bad news, it doesn't have sam lopez's name on i...

>> i think it was a guess sweatshirt. >> reporter: sam readily gave those clothes to the police. he let them search his house too. and he willingly gave samples of his hair and blood. but something about sam's behavior the week cathy was missing bothered her family. mary said she'd repeatedly paged sam looking for cathy, but he was slow to respond. he call you back? >> not at first. >> reporter: but eventually he did? >> eventually, yes. >> reporter: and he said what, he hadn't seen her? >> he hadn't seen her. >> reporter: to all appearances, that was true. and the physical evidence seemed to ...

Sock on the back of her knee and under her right armpit. >> did we tell you? >> no, we didn't tell you. >> how long had they known that? >> a couple of months at least. >> and they what, forgot to call. >> i think the examiner was waiting for additional results and didn't realize she hadn't notified us. >> the idea of touch dna paid off. >> but not quite the way they had hoped. >> unbelievable you would get touch dna back not long after the fact. >> but bad news. it doesn't have sam lopez's name on it. >> that's right. >> so the strongest physical evidence was still against javier. but it was ...

But in the years since, analysis became possible for touch dna. the microscopic calling cards that many of us leave behind by putting our hands-on something. if sam and javier did place cathy's body in the car's trunk, maybe thought larry there would be touch dna on her clothes. >> search for dna in the areas that might be grabbed. especially areas that might be grabbed that don't have blood on them from cathy. >> so you looked on the ankles and under her arms. >> ankles, arms, i think under the legs. >> darren wyatt send out for touch dna. are you optimistic or are you thinking, shot in the d...

Unarmed. they say stockily planted the gun. going to be what this comes down to. you see stock ily in the video that we have entering the vick till's vehicle. smith's vehicle and as you just heard on the report, dna analysis by the st. louis police department testified that stockily's dna is on trigger. so the gun that was found in the victim's car had the dna of the police officer all over it. but no dna from the victim. >> so, what the police officer said that night before there was dispute about any of this, was that he reached in the car, sernled for the weapon, found and unloaded it. we d...