we were involved with them and the armed services -- and senator luka are -- senator lugar. then the ratification process came. there was a lively discussion. the core solution i take away from it is that nuclear arms control is back as an issue of interest on the hill. a number of senators are willing and willing -- willing and ready to engage. as the future is concerned, i would say, continue what we are doing, which is to stay in close contact as we proceed in a new direction. also to be aware that the interest level is going to be high. indeed, you saw that. if you look at the resolution for ratification, they call for briefings, consultations, let's get in there and talk to them after and in the middle of any interaction. i think that is healthy. i welcome the fact that there is a big interest on capitol hill. it is a lesson for the future that we need to continue that and make sure that due diligence is done. as for the lessons we learned working with the russians, i would say that there are two lessons for me. the first lesson is that the cold war is over. there were