Russian President Vladimir Putin controls the world’s largest nuclear arsenal, and his invasion of Ukraine is a reminder that Russia, the U.S. and many other countries have thousands of nuclear missiles, even as safeguards once in place have fallen away.

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Why the Cold War Race for Nuclear Weapons Is Still a Threat

Producer: Harvey Burrell
Sr. Producer: Kit R. Roane
Editor: Anne Checler and Cullen Golden

The Cold War may be over, but an arms race continues, even as safeguards once in place have fallen away. Some experts worry that nuclear weapons may pose a greater threat to humanity than ever before.

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