"Who would risk nuclear escalation as millions of people are wiped off the face of the Earth?" - I think if this question is being asked, it's only a matter of

"Who would risk nuclear escalation as millions of people are wiped off the face of the Earth?" - I think if this question is being asked, it's only a matter of times before nukes fly beyond these select boarding countries as escalation would almost certainly continue. Putin is already declaring the sanctions as an act of war while NATO/EU countries begin to rearm.