CNN CNN Newsroom July 3, 2013 18:07:00
Analyze something in terms of putting your initials or some kind of markings to be able to say, like, you will have to here in court and say, yeah, i know i examined this item? >> yes. i mark the package that i -- before i open the package, i mark that package with my initials, the florida department of law enforcement case number exhibit, and the date that i'm examining that item. then the actual item itself, unless there's a reason -- >> let's now move on to the dna testing you did in this specific case. i believe you used str dna testing. is that correct? >> yes. >> tell us wheealk about st...