Chairman Kyl, Senator Feinstein, thank you for inviting me to speak with you about U.S. efforts to detect smuggled nuclear weapons. Current programs to enhance detection of smuggled nuclear weapons a…

Prepared Testimony Before the Senate Committee on Foreign RelationsAs the cycle of negotiations and United Nations conclaves begins, Iran’s nuclear ambitions seem to be surging without restraint—no l…

Statement before the Senate Committee on Homeland Security and Governmental Affairs Thank you for the opportunity to address the committee on this vital topic. Just as a preamble, my remarks do…

Presented to the Subcommittee on Oversight of Government Management, the Federal Workforce and the District of Columbia,Senate Committee on Homeland Security and Governmental AffairsMr. Chairman, I a…

Written Testimony before the House Subcommittee on Coast Guard and Maritime Transportation of the Committee on Transportation and InfrastructureChairman Cummings, and distinguished members of the Sub…