live from millinocket, maine. thanks so much for joining us, senator. you said this week that you cannot overstate how concerned you are with the cyberattacks. you co-chair the cyberspace commission and sit on the u.s. intelligence committee. what are you most concerned about, and has the u.s. responded offensively through retaliatory cyberattacks? >> well, you've asked two or three questions there. i'll take the last one first. there has been some responses. both from nsa and from the biden administration in terms of things like sanctions. so there have been responses, but i think we need to step that up. one of the problems is over the past 15 or 20 years as we've had these series of cyberattacks from north korea, russia, china, we really haven't responded. we've been a cheap date, and you can't defend yourself simply by bobbing, weaving and patching. the adversary has to understand there will be a cost for attacking the united states or our critical infrastructure, and thus far they haven't felt that. i think that's a piece of this that we have to do. the other piece, as you