David Welna David Welna is NPR's national security correspondent.
David Welna 2010
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David Welna

North Korean leader Kim Jong Un, left, inspects what the North claims is a thermonuclear warhead. At right is a test of a North Korean ballistic missile. STR/Getty Images hide caption

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STR/Getty Images

Experts Say Denuclearizing North Korea Is No Small Task

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Haspel Vows To Get CIA Back To Its Traditional Mission

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What's At Stake In A Potential Syria Strike

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News Brief: Paul Ryan To Retire, Trump Threatens Syria Strikes

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U.S. Still Considering How To Respond To Suspected Chemical Attack In Syria

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A medical worker at a Damascus hospital holds a sign protesting a suspected chemical weapons attack outside the Syrian capital a year ago. The suspected attacks led the U.S. to fire a barrage of missiles at a Syrian air base on April 7, 2017. Sameer Al-Doumy/AFP/Getty Images hide caption

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Sameer Al-Doumy/AFP/Getty Images

Air Force HH-60 Pave Hawk helicopters shown during Exercise Angel Thunder, in Arizona's Sonoran Desert, in 2010. A Pave Hawk crashed in Iraq on Thursday, killing seven people. Mark Ralston/AFP/Getty Images hide caption

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Mark Ralston/AFP/Getty Images

Defense Secretary Mattis Sends More Troops To Afghanistan With Hopes To End War

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Mattis Aims To Curb Iran's Influence On The Arabian Peninsula

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Adm. Michael Rogers, chief of the U.S. Cyber Command and director of the National Security Agency, testifies before the Senate Armed Services Committee on Tuesday. Win McNamee/Getty Images hide caption

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NSA Chief: U.S. Response 'Hasn't Changed The Calculus' Of Russian Interference

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Entrance to Camps 5 and 6, Naval Station Guantánamo Bay. (Photo reviewed and cleared by U.S. military.) David Welna/NPR hide caption

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On A Tense Press Tour Of Guantánamo's Prison Complex, Signs Of Expansion

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