the question is will it change vladimir putin's behavior? president biden yesterday saying that he did not expect the threat of sanctions to impact vladimir putin's behavior, though u.s. officials had been saying they hoped that they would be a deterrent, but now president biden is saying that he believes that the effect of the sanctions could potentially change putin's behavior. he said it will take time. some of this pain will be felt immediately, but president putin already bakded a lot of that ino his calculus. we'll see if it changes his behavior in the longer term. >> there is zero evidence it is changing his behavior in ukraine where the war continues, the onslaught continues. must be the category of punitive. jeremy diamond, thank you very much. bianna, it will be interesting to see what the administration's next moves are here. >> it is also interesting to see how the ukrainians are responding to the announcement of more sanctions, because volodymyr zelenskyy is signaturisignature