Why no investigation into Epstein's relationships, if any, with intelligence agencies?

Jacob Hornberger writes in The Future of Freedom Foundation,

...With convicted sex offender Jeffrey Epstein now dead, the Justice Department has launched an investigation into prison procedures that allowed him to commit suicide. Meanwhile, women who were sexually abused or raped by Epstein when they were minors are continuing civil actions against Epstein’s estate.

But why no congressional investigation into Epstein’s relationship, if any, to intelligence agencies, including the CIA, the Mossad, or any others? Have we gotten to the point where everyone is so scared to be labeled a “conspiracy theorist” that Congress is precluded from conducting a legitimate investigation into the CIA or other intelligence agencies?

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