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- Report
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Testimony before the Subcommittee on Legislation and National Security, Committee on Government Operations, U.S. House of Representatives
- Report
- Report
- Report
- Report
Testimony before the Committee on Governmental Affairs, United States Senate
- Report
Testimony before the Subcommittee on Transportation, Committee on Environment and Public Works, United States Senate
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- Report
Testimony before the Committee on Appropriations, United States Senate