they used encrypted applications allowing them to conceal plans from law enforcement. joining me now former cia operative bob baer and also the president of the security firm crowd strike, shawn. great to have you here. tremendous amount of experience to talk to on these topics. bob, i want to start with you. new abc news/"the washington post" poll shows this morning 70% of those surveyed are not confident in the government's ability to stop a lone wolf attack. i wonder if that's sort of something we got to live with, right? because are there really ways that you could stop true lone wolves who don't talk to anybody conceivably before they carry out an attack like this? is that the truly invisible plot for counterterror officials? >> i think that's their worst nightmare. they've been talking about this for years now the people they can't see that worries them the most. you look at san bernardino and as far as -- you know what i've