The Russians continue to deny they are in violation of the INF Treaty, but if they’re indeed upgrading Tu-22s with in-flight refueling, this is another way they’re doing it in addition to building and deploying intermediate-range nukes on Russian soil. As part of the original treaty, the U.S. insisted that Russia remove the in-flight refueling capability from Tu-22s, making them less of a strategic asset. Adding it again means that they will have to be counted as such, under the INF and the New START Treaty, which expires in 2021. On many fronts, the U.S. and Russia are increasingly at...