and al qaeda terrorist plotters wherever they are. why do you think this paris plan slipped through the cracks here? obviously you guys have been very aggressive. do you have issues now in monitoring cell phones? do you have issues that you re facing that stood in the way of you being able to break up this plot? well, time will tell as the investigation of the paris attacks continues. and obviously the french are leading that and are very focused and we re working very closely with them, sharing intelligence. i personally have been in contact daily with my counterparts in france and in paris. so it s something we re working very closery wi erly with them . there s no doubt that terrorist communications pose a threat. we have to be right 100% of the time. they have to be right only 1% of the time. that poses a huge challenge. describe the threat level to