threat. but moscow has been signaling displeasure that washington recently green light getting ukrainian attacks on russian territory with us supplied-weapons speaking ahead of the cube and naval visit, vladimir putin warned of a possible russian response. easley, and you put it today in the west lai weapons to the zone of combat operations and call for the use of these weapons against our territory. then why do we not have the right to do the same? to mirror these actions? i m not ready to say that we ll do it tomorrow, but we of course, should think about it elsewhere moscow has been stepping up tactical nuclear drills to staging exercises with neighboring belarus near the ukrainian border. russian tactical nukes delivered from either ground or air can level entire cities or the kremlin insists it has no plans at this stage to use the matthew chance cnn moscow. thanks so much for joining us. the situation room begins now happening. now, breaking news, hunter biden s