No matter what town or city the Russians pull out of the carnage of innocent civilians are found massacred. The dead were ordered to be killed. This is far more than the occasional band of out of control soldiers. City after city, town after town there are large numbers of slaughtered civilians discovered.
Ukraine has paid a heavy price for neutrality in hopes Russia would see no threat. Russia does not need a threat to launch into celebratory killing of people that do not speak the Russian language.
The nonproliferation treaty needs to go forward with verification of mutual disarmament by the IAEA.