the peephole. they realized they could not make a move until the s.w.a.t. team arrived. at the same time they realized that the bullets had stopped. so what they did, they started evacuating rooms along that hallway, tactical unit goss the in the hallway and at 11:20 that's when the s.w.a.t. team made entry and they saw that perpetrator was there dead on the floor. now law enforcement says their working theory is that with everything from his car to his hotel room to his homes in mesquite and reno area, that he just couldn't have done all this by himself. >> look at this. i mean, you look at the weapon obtaining, the different amounts of tannerite available, do you think this was all accomplished on his own? self-value, face value? you got to make the assumption he had to have some help at some point.