joining me is aaron taylor ambassador to ukraine under the george bush and obama administrations and the former charged affair at the u.s. embassy in kyiv in 2019 currently vice president of the institute of peace overseeing rausch and europe. good to see you again. i want to ask you about the conversations you've had all morning with people. you had written in foreign affairs a few days ago to truly contain moscow and prevent it from attacking other european countries, washington and nato must take every available measure short of putting boots on the ground aggressively sanctions russia's energy sector and the rest of the financial industry and the west needs to impose measures to extend beyond sanctions cutting off moscow's propaganda and staging cyber attacks against the russian military. i was asking you about this because i was talking to jane harmon and moniz a few moments