President Donald Trump has moved speedily to revoke the security clearances of some of his former allies, as well as those of former Biden administration officials and intelligence officers who signed ...

The U.S. military is investigating whether Elon Musk complied with federal security-clearance rules following reports the SpaceX founder and chief executive used illegal drugs and maintained regular ...

Add Yahoo as a preferred source to see more of our stories on Google. The Secret Service was moving forward with renewing former Director Kimberly Cheatles top-level security clearance but reversed ...

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A new report that billionaire Elon Musk held secret conversations with Russian President Vladimir Putin could raise security concerns due to his top-secret clearance and the use of Starlink satellites ...

The Secret Service was moving forward with renewing former Director Kimberly Cheatles top-level security clearance but reversed course after RealClearPolitics inquired about a key senators opposition, ...