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

A Romanian army fighting vehicle prepares to cross a pontoon bridge across the Danube River. David Welna/NPR hide caption

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David Welna/NPR

In Russia's Shadow, U.S. Military Bulks Up European Presence

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What's Next After NATO Allies' Largest Military Exercise Since The Cold War?

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Joint Military Exercises Reinforce American Power In Eastern Europe

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At Least 16 Dead After Military Plane Crashes In Mississippi

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House Poised To Approve National Defense Authorization Bill

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Eugene Kaspersky, founder and chief executive officer of Kaspersky Lab, at his office in Moscow last December. Kaspersky and his firm have ties to the Russian government but say that should not be cause for concern in the West, where the company's cybersecurity software is widely used. Alexander Zemlianichenko Jr./Bloomberg via Getty Images hide caption

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Alexander Zemlianichenko Jr./Bloomberg via Getty Images

Congress Casts A Suspicious Eye On Russia's Kaspersky Lab

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Kaspersky's Russian Roots Come Under Scrutiny

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President Donald Trump waves as he arrives on Air Force One at Morristown Municipal Airport, in Morristown, N.J., on July 1, 2017, en route to Trump National Golf Club in Bedminster, N.J. Carolyn Kaster/AP hide caption

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Carolyn Kaster/AP

Authorization For The Use Of Military Force Could Be Up For Update In Senate

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Defense Secretary James Mattis Keeps Low Profile Amid White House Controversy

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After Comey Hearing, What Comes Next In Senate Russia Probe?

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Qatar Accused Of Supporting Terrorists; Nations Sever Diplomatic Ties

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National Security Experts Divided In Response To White House Leaks

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Pentagon Reveals Results Of Probe Into Deadly Mosul Airstrike

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Lawmakers On Both Sides Alarmed By Reports Trump Disclosed Intelligence

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