>> the president believes that sanctions are intended to deter. >> the purpose of the sanctions has always been and continues to be deterrence. >> the purpose of the sanctions in the first instance is to try to deter russia from going to war. >> sanctions are not an end to themselves, they serve a higher purpose. that purpose is to deter and prevent. >> we do see them as having a deterrent impact. john: madame, ambassador, can you hear this up for us, were they meant to deter or were they not meant to deter? >> look, before russia went to ukraine we took a number of steps to outline the consequence that is russia would be facing if they'd opted for a war inside ukraine. we laid out a sanction's package, we made it clear that we were in daily contact with our european allies and put together a package. now that russia has gone into ukraine, we've moved forward with those costs. they've been unprecedented and if you look at any indicator for the russian economy whether you're looking at the value of