The National Security Administration (NSA) campus in Fort Meade, Md., where the US Cyber Command is located. Acting Homeland Security Adviser Rob Joyce said Monday he would leave the White House to return to the NSA.

Rob Joyce said he was stepping down hours after a joint U.S., U.K. and Australia statement blaming the Kremlin for an a cyber attack last year.

(Image credit: Patrick Semansky/AP)


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