takes that oath. we have 115,000 employees. and if they violate it they know they're going to be held accountable. and i know those folks know that i'm not going to violate my oath. >> as deputy attorney general rod rosenstein is essentially the c.o.o., the chief operating officer, of the whole justice department. the attorney general is the head of the justice department, right? technically and in terms of the title. but when it comes to who really runs the place on a day-to-day basis it's the deputy attorney general. it always is. even still, deputy attorney generals are usually not that high-profile. they're kind of the workhorse, not the show horse. the reason rod rosenstein is really high-profile is because attorney general jeff sessions is recused from overseeing any investigations that touch on the 2016 presidential campaign. and that means that rod rosenstein, deputy attorney general, he's the guy who oversees any such investigation. he's the one who appointed robert mueller to be special counsel, to investigate the russia scandal. he's the one who oversees the