renewed presence on that stage tonight, senator klobuchar standing by with chris hayes. >> senator, good to see you. >> well, thank you, chris. it's great to be here. >> let me follow up on that exchange. i heard what you said about a moral equivalency, but is there any way in which you view -- is there fear that you have about a kind of train track of confrontation, particularly in the post trump era because of all of the ways in which he is seen to have solicited putin, a kind of overcorrection, the dangers of entanglement or escalating in the places president trump shouldn't be in? >> that's why i think it's so important to have someone from day one who is going to change politics, stop the meme tweets. that's why i put out 100-day plan. my reference there to mr. yang, who i really enjoy a lot, and i'm glad he is on that debate stage is simply that he literally was making that moral