Trayvon martin taken at the medical examiner's office? >> i did. there were no dna foreign to him on the sample. >> in other words from the finger nail scrapings of trayvon martin you didn't find any of george zimmerman's dna there. is that correct? ? >> no. there was nothing foreign to trayvon martin. >> so, paul, is it a possibility that a boy who is, according to george zimmerman, ground and pound style mma abusing him would end up with nothing on his hands or under his finger nails, dna-wise, to link the fight story to trayvon martin? >> well, certainly i guess it's possible. the real ques...