former foreign policy adviser to the eu nathalie tocci, and from chevy chase, maryland, joel rubin, who served in the 0bama administration as assistant to the secretary of state. hello, welcome to the programme. in a significant escalation of the war in ukraine, vladimir putin has ordered the partial mobilisation of reservists. 300,000 russians with military experience will be sent in to defend those parts of ukraine that russia still occupies. in a much anticipated address to the nation, the russian president said he was ready to use all means at his disposal, including nuclear weapons, to defend the territorial integrity of russian occupied land. it follows a string of embarrassing defeats in eastern ukraine, where the russians have lost over 1000 square miles of territory they had captured. most signifanctly in the north around kharkiv, but also now in the south around kherson, the only city they fully control. the russians intend to hold a referendum this weekend in f