he's doing it in a backwards way, but i do think there is a warning here for democrats to find places on trump's foreign policy agenda where we can try to resign his instincts so that they are for the betterment of the country. >> well, if the president -- the president seems to be saying there cannot be war and investigation. he says it just doesn't work that way. that is exactly the way it did work during the watergate investigation, the vietnam war was still going on and was going on after the investigation was over and after richard nixon had resigned the presidency. so we have seen that happen. and parenthetically, there was also legislation going on at that time. congress was able to continue -- >> correct. >> -- to act as a legislative body while just some members, in fact very few members were engaged in the work of the investigative committees of the president. >> well, and presidents will often make this argument that any time you are attacking them you are making the country weaker. that just isn't true. it's never been true.