been radicalized for so long. you would expect a digital trail somewhere. >> they found the smashed cell phones. they know there was a hard drive missing. they'll still hunting and picking a little bit. >> that's true. the lack of information, going into day six of the investigation on a case -- you're talking about hundreds of agents and analysts. remarkable. >> when you hear about this, they were more radicalized, practicing, it smacks of you missed them. is there a case to be made you should have detected these two and you did not. >> i would like to know what's on the cell phones and e-mails. there will be after-actions forever. it's coming and there will be congressional hearings. you look at three threats, who did they talk to? so far people said we didn't know that much. that's starting to change a bit. number two, who did they talk to on the phone? phones are hard to access here. they broke them. who did they e-mail? you're starting to see a little information there, for example, they went out looking for other groups earlier, a group called