and so everyone involved is cloaked in secretsy. but not necessarily the witness.on that we now know about this is because aaron hernandez's former roommate and university of florida teammate was actually sue pea in aed after a football game on sunday in massachusetts. >> do we know that his confession is gun related or is it murder related or something we just don't know? >> we really just don't know. but i can say in terms of a grand jury investigation, typically the target of a grand jury investigation is not serve the. so it is much more likely that he is a material witness into this gun trafficking investigation. >> they were roommates, too, right? >> they sure were. they were roommates, friends. apparently the pouncey brother, there's another brother, they were sort of responsible for keeping aaron hernandez oust trouble when they were all at the university of florida. they are friends of his and supportive friends. in mid-july, they got into some trouble for wearing "free hernandez" hats in florida. but they have apologized for that. marquee has said that he