<ul><li>President Donald Trump fired Air Force Gen. Timothy Haugh, the head of U.S. Cyber Command and the National Security Agency.</li><li>The decision to fire Gen. Haugh and his deputy, Wendy Noble, raises concerns about national security.</li><li>Army Lt. Gen. William Hartman will serve as the acting head of both Cyber Command and NSA.</li><li>The recent firings may be related to the controversy surrounding a journalist mistakenly added to a Signal chat about U.S. military strikes in Yemen.</li></ul>

President Trump fired the head of U.S. Cyber Command and NSA

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