devices, cell phones, computers, the hotel room, his homes and vehicles. >> jean, appreciate it. >> let's bring in our panel. james gagliano and phillip mud. now that we have this new information and more unknowns, what stands out to you. >> we go back to the piece that no prior military training that we know of, yet somehow put together a plan with military precision. the newest news is he attempted to go to a gun show and purchase tracer rounds. for some reason he was companied. >> because you need? >> they help improve accuracy. 4:1 ratio. for every four cartridges, there is one tracer equipped with a pyrotechnic on it so it burns. >> we're looking at it. >> if you look on the screen now, at night that is going to help you not have to use your mechanical sights.