would draw personnotentially lef a response from nato. but today and over the course of the last few years top white house officials have tried to make clear that russia would face severe consequences. if a single additional russian force goes into ukraine in an aggressive way, as i said, that would trigger a swift, severe, and united response from us and from europe. and again, there are other things that russia could do that fall short of actually sending additional forces into ukraine. and again, across the board, we re prepared with europe for a swift and calibrated and great united response. we re looking at every single scenario, preparing for every single one. reporter: and those scenarios were on the agenda for president biden as he met with his national security team from camp david yesterday.