US Senate panel close to approving ‘mother of all sanctions’ against Russia

Negotiations for package of sanctions against Putin on the one-yard line', says Bob Menendez of foreign relations committee

• Opinion: Russia's phony war is playing out as surreal theatre

The leaders of the Senate foreign relations committee said on Sunday they were on the verge of approving the mother of all sanctions" against Vladimir Putin, warning there would be no appeasement as the Russian president contemplates an invasion of Ukraine.

We cannot have a Munich moment again," the panel's Democratic chair, Bob Menendez of New Jersey, told CNN's State of the Union, referring to the 1938 agreement by which allies ceded parts of Czechoslovakia to Hitler, believing it would stave off war.