fact that this incursion will not go beyond the ukraine into nato territory, not by a single inch as president biden underscored, is absolutely crucial. the difference between the name calling and the actual sort of invocation that there is a possibility of leadership change are two very different things. they were unfortunate statements. they ve been downplayed by the state department. and by the white house. but, unfortunately, they have left a shadow over this particular trip and they are words which president putin of course pays very close attention to and will, unfortunately, be able to instrumentalize. it is crucial, i think, that the conversation and the discussion move back to the substance of the speech to what president biden attempted to achieve and this remarkable coming together of european leaders who have been so distracted the past few years because of brexit, because of president trump, and far right matters, that they can now focus on the business ahead,