Emails and other communications exchanged among three of former Secretary of State Hillary Clinton's inner circle of advisers and officials at her family's foundation and a controversial consulting firm are at the center of the latest transparency lawsuit to hit the Department of State.

Citizens United, a right-leaning activist nonprofit, sued the department March 16 after it ignored a series of Freedom of Information Act requests for written and electronic communications of Huma Abedin, Cheryl Mills and Kris Balderston, all longtime Clinton confidantes and close aides at the State Department.

But David Bossie, president of Citizens United, is worried the agency will drag its heels in the court case until Clinton's presumed presidential campaign heats up so officials can frame his group's requests as politically motivated attacks.

"Having been intimately involved in the investigations in the '90s into the Clintons, I knew how they operated back then," Bossie, who served as a congressional investigator during the Whitewater scandal, told the Washington Examiner.

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