CNN Erin Burnett OutFront January 31, 2014 07:10:00
We disputed the dna evidence at the very beginning that was used to convict her. >> what did they get wrong about the dna evidence? >> well, what they did was, they went way below where we look, so there's a level at which we set our instruments for sensitivity. and you don't want to go below that, because there's chemicals or small bits of transfer that can occur. that's one of the reasons. if you want to go that far down, you have to demonstrate through a validation process that you can. so the normal level for those instruments was at a level called 200 relative fluorescent units. they took...