Vladimir Putin is desperately trying to justify a "catastrophic" failure in Ukraine, Liz Truss has said, accusing the Russian president of "sabre rattling" after he warned his country would use "all the means at our disposal" to protect itself.It comes as world leaders gather at a United Nations summit in New York to discuss the ongoing Russian assault on Ukraine.The Russian president's comments in a televised address to the nation appeared to suggest the conflict in Ukraine could spiral into a

Vladimir Putin is desperately trying to justify a "catastrophic" failure in Ukraine, Liz Truss has said, accusing the Russian president of "sabre rattling" after he warned his country would use "all the means at our disposal" to protect itself.It comes as world leaders gather at a United Nations summit in New York to discuss the ongoing Russian assault on Ukraine.The Russian president's comments in a televised address to the nation appeared to suggest the conflict in Ukraine could spiral into a nuclear crisis.