vulnerability. (2) Submission to Congress The Administrator shall submit to the Committee on Homeland Security of the House of Representatives and the Committee on Commerce, Science, and Transportation of the Senate a comprehensive document tracking the status of the information required under paragraph (1) together with the Transportation Security Administration’s annual budget request. (d) GAO review Not later than three years after the date of the enactment of this Act, the Comptroller General of the United States shall review and submit to the Administrator of the Transportation Security Administration and the Committee on Homeland Security of the House of Representatives and the Committee on Commerce, Science, and Transportation of the Senate a report on the effectiveness of the Transportation Security Administration’s processes for conducting covert testing projects that yield statistically valid data that can be used to assess the nature and extent of vulnerabilities to aviation security operations that are not effectively mitigated by current security operations.