finally, the growing furor over the shooting death of that unarmed black teenager in florida, trevon martin was a neighborhood watch volunteer. saying he didn't want to comment on the merits of the case, president obama weighed in. watch. >> my main message is to the parents of trevon martin. you know if i had a son he'd look like trevon. and, you know, i think they are right to expect that all of us as americans are going to take this with the seriousness that deserves and get to the bottom of what happened. >> chuck, what is your take on this case? >> very rare for the president to address race in such personal terms. he did it because this is really struck a chord across the country, especially with young people. in schools all across the