CNN Starting Point April 3, 2013 11:09:00
Cnn does not know what the result of those swab samples revealed to investigators but his lawyer says his client did voluntarily cooperate because he, quote, has nothing to hide. very important note to put all of this in perspective. this person, williams, could be one of many other people that investigators are talking to and there are many theories out there. for instance the aryan brotherhood of texas. there's that possibility that they're looking into. also, the possibility of a drug cartel being involved. or was this an inside hit? we just don't know. in many ways investigators are chasin...