>> this is the president we're talking about, but is he boxed in, in a sense, at least on the mueller question. rudy giuliani saying he's a man of integrity, i trust him, i've worked with him. rudy says, you don't want to have a special counsel, but if you're going to have one, this is the guy for it. does that box someone in? >> i think the president needs somebody to play the role of the cabinet but also bring the president along with him. so mattis goes in and talks to the president and tells him, look, i know torture, i've seen torture, torture doesn't work. trump actually shifted his opinion on it and said mattis was very persuasive. nobody knows how mattis has this pull on the president. it's unclear whether mueller will play this role. he can see the details of the mueller investigation, and i think he's made these missteps, and i think that would sort of allow him to loosen and free