and to try to avert the invasion and deter the invasion into ukraine. that is the object of our policy right now. those are the steps we are taking. that's what president biden is doing and the messages that he's sending to president putin and with respect to taiwan, the sum total of the efforts we've undertaken over the course of the past eight months in the indo pacific have also all be geared towards avoiding any kind of scenario, where china chooses to run freely. >> are there any thoughts on the russian side to use leverage to change iran's division? >> the president and president putin had a good discussion on the iran issue. it was productive. russia and the united states actually worked well together, even in intense circumstance back in the 2014-2015 to reduce the action. this is where russia and the united states can insure closely to make sure iran never gets