The overriding objective for the byden administration is to try and make the relation ip in this now quite stock phrase, stable and predictable. I think there is generally some support for the idea of diplomatic engagement with moscow. And at the end of the day, what is really needed here is firmness towards putin, and increasing the cost to putin and those around him, of russia's actions. The big thing that's looming over this meeting between baden and putten is it's been three years since a us. President met with puton. How might this meeting compare?