Sec. Pompeo still not defending career diplomats testifying in impeachment inquiry

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As the White House's impeachment defense has turned on the characters of state department officials who have testified as part of the inquiry, Secretary Pompeo has steered clear of questions on the inquiry and the officials who serve in his department. Steven Pifer, former U.S. Ambassador to Ukraine, and Roberta Jacobson, former U.S. Ambassador to Mexico, join Andrea Mitchell with their analysis.