troe trove of documents found in the compound when osama bin laden was killed. does this have anything to do with that? >> well, it could tenuously, but we know that documents were taken from bin laden was killed and he, himself, thought it would be good to attack u.s. around the 9/11 anniversary or other big dates on the calendar. and secondly, the u.s. was concerned about the fact that somebody might retaliate osama bin laden's death. so that is true, but this information on top of it and it is in addition and independent to those two things, but in addition to the background, it is getting extra attention. >> thank you, pete in washington. >> you bet. >> and with me is evan coleman, and good day to you, a terrorist analyst, and a lot of this unconfirmed and not a lot of specifics here. why do we take this seriously? because of the timing here? >> because of the timing and the