you are looking at live pictures from fort bragg, north carolina. and the president is expected to be introduced by the first lady michelle obama. and jay carney just told reporters on air force one that the speech will focus on the extraordinary sacrifice of the men and women in uniform, and we will bring you live coverage ahead on msnbc. four little letters. that is what killed her. i sent one stupid meaningless text, lol, and killed a man. that is the spot emphasizing the distracted drivers. and this is a growing ing epid that the ban by the ntsb inspired to make a ban. joining me is the chair debbie