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Nuclear Modernization

NNSA’s Williams: President Trump Will Make Call On Nuclear Testing

Sarah Salem

Thursday, January 22nd, 2026

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Brandon Williams, administrator of the National Nuclear Security Administration. Photo: Department of Energy

Brandon Williams, administrator of the National Nuclear Security Administration (NNSA), told the Exchange Monitor Wednesday it is “certainly not my job to agree” with President Donald Trump on whether to return to nuclear testing. “You know, the president is the Commander in Chief, the president will make all of these decisions,” Williams said in response to a question by Defense Daily sister publication the Monitor at a panel held by the Congressional Nuclear Security Working Group, Bechtel and the Advanced…

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