WATCH LIVE: Defense Sec. Austin, Gen. Milley testify before Senate on Afghanistan

Defense Secretary Lloyd Austin, Gen. Mark Milley, chairman of the Joint Chiefs of Staff, testify Tuesday before Senate on Afghanista
Pentagon chief Lloyd Austin and Chairman of the Joint Chiefs of Staff Mark Milley

Defense Secretary Lloyd Austin and Gen. Mark Milley, chairman of the Joint Chiefs of Staff, testify Tuesday before the Senate Committee on Armed Services about military operations in Afghanistan and plans for future counterterrorism operations.

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