reporting that aaron alexis would have had a contractor card allowing him into the navy facility. his security clearance was reportedly updating in july. what else about his background may shed light on why this happened? and maybe more specifically now on how this happened today. joining from us ft. worth, texas, is nbc news's charles hadlock. charles, thanks very much for your time tonight. >> hi, there. >> so, what sort of footprint did aaron alexis leave in ft. worth? what do people there know about him and how are they reacting today? >> reporter: well, rachel, most of his life centered around this place, the happy bowl restaurant here in northwest ft. worth. this is where he worked. this is where he met the owner of this restaurant at the buddhist temple just down the street from here. they became fast friends. they even became roommates for several years. they lived in several different places here in ft. worth. and alexis, aaron alexis even