After a behind-the-scenes career in the military that led to the National Security Council, retired Lt. Col. Alexander Vindman found himself thrust into the spotlight as a key witness in the first impeachment trial of President Trump. He joined David to talk about his family history and childhood as an immigrant in New York, his thoughts on the Afghanistan withdrawal and Afghan refugees coming to America, Trump and his relationship with Russia, and his new memoir, Here, Right Matters.

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