Kurt Volker Former US Ambassador to NATO & Former US Special Representative for Ukraine Negotiations, states it was "a real missed opportunity" when sharing his thoughts on President Trump and President Zelenskiy's argument in the Oval Office. Volker talks about what President Zelenskiy should have done to save the conversation, and if the Minerals Deal had been signed today what that could've done for security guarantees for Ukraine. Kurt Volker speaks with Kailey Leinz and Joe Mathieu on Bloomberg's "Balance of Power."