Four U.S. soldiers, runners for the 315th Infantry, pose in France in November 1918. The troops reportedly carried official orders to Lt. Col. Bunt near Etraye, France, shortly before noon, Nov. 11, 1918, announcing that the armistice had been signed, thereby ending World War I. AP hide caption

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Idra Novey visits NPR headquarters in Washington. Ryan Smith/NPR hide caption

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Philip Schultz visits NPR headquarters in Washington on Monday. Ryan Smith/NPR hide caption

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Tess Taylor visits NPR headquarters in Washington on Monday. Emily Bogle/NPR hide caption

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Paisley Rekdal visits NPR headquarters in Washington on Tuesday. Ebony Bailey/NPR hide caption

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Robert Pinsky visits NPR headquarters in Washington D.C., on Thursday. Ebony Bailey/NPR hide caption

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