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PBS News Hour
Can more U.S. troops in Afghanistan help end the war?
As part of the Trump administration's review of America's 16-year war in Afghanistan, Defense Secretary James Mattis announced that the president has given him the authority to decide appropriate troop levels. The U.S. commander in that country has recommended boosting the number by thousands more. William Brangham speaks with retired Lt. Gen. Douglas Lute, former U.S. ambassador to NATO.
