our producer jan izzo and i went into the lobby and were inside talking to hotel employees who were being very categoriy. then we were asked to leave for a quote security reasons and we kamg outside. investigators, ander zorn, have been in the hotel for about two hours now and the hotel doors are locked. they are not letting anybody in there, but we are still seeing some law enforcement officials arrive and come and go, anderson. >> and very briefly, peter, the bottom line, any word on how long this guy was allegedly staying at the hotel? >> reporter: according to source that joe johns talked to, he may have been here for at least a couple of weeks, anderson. that's what we know now. we can also definitely say by our justice correspondence evan perez that this is definitely the hotel where alexis was staying. >> all right. a upcom weeks. we appreciate it. all day, we have been getting bits and pieces of information about the shooter aaron alexis. some of it coming from people at