bare the consequences. america stands up to bullies. we stand up for freedom. this is who we are. make no mistake. freedom will prevail. >> cnn senior international correspondent is live in paris for us. with international reaction. first let's go to white house reporter in washington. and how much will the sanctions impact. what effect will they have? will they make a difference in the end. >> i think they will on the russian economy. the white house says these are unprecedented sanctions. the real question is whether they will have effect on vladimir putin. at this point that's an open question. putin of course knew the scope of the sanctions for weeks. the president has been signaling what he was willing to do and that didn't prevent an invasion from going forward. so that's still of course an open question. the penalties are very severe