"The committee is looking closely at FBI Special Agent Walter Giardina, who played key roles in investigating and prosecuting Peter Navarro, Arctic Frost, Crossfire Hurricane, the Mueller investigation, and the investigations of Dan Scavino, Roger Stone, and Hillary Clinton. Based on whistleblower disclosures to Grassley's office, the committee will investigate numerous incidents..." https://thefederalist.com/2025/06/06/senate-judiciary-expands-probe-into-fbis-ability-to-hide-documents/
The Federalist
Judiciary Expands Probe Of Hidden, Or Destroyed FBI Docs
The existence of hidden records and whistleblower disclosures has the Judiciary Committee seeking more documents.