>> done? >> the boss likes a good briefer. people would wake up at 4:00 in the morning and study before briefing the boss. >> there's not a lot of back and forth. >> would you assume that he is managing the special counsel investigation the same way? >> oh, heck, yes. i wouldn't assume. it's no the like a professional choice. that's his dna. what's going on today? i don't want to hear a lot of noise, i want to hear what the facts are. let's talk about it. next, let's move on. never saw insecurity or nervousness. >> ever? >> never. >> the pressure on mueller now as special counsel is intense, but he has seen worse. >> this is a man that in his early 20's fought in vietnam. i don't think there's anything that's going to give him any type of fear he faced as a yong man. >> he grew up in the wealthy suburbs and attended an elite