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U.S. Assistant to the President for Homeland Security and Counterterrorism John Brennan, nominated by U.S. President Barack Obama to be the next Director of the Central Intelligence Agency, testifies before the Senate Intelligence Committee February 7, 2013 in Washington, DC. (Photo by Alex Wong/Getty Images).
February 15, 2017 11:05 am. Former CIA analyst and retired U.S. Army Reserve Lieutenant Colonel Tony Shaffer during a Wednesday appearance on Fox Business Network named several Obama administration officials he suspected were behind the leaks prompting former National Security Advisor Michael Flynnâs resignation.