; (B) reasons why the testing and evaluation process has exceeded 180 days; and (C) an estimated time for completion of such testing and evaluation. (2) Retesting and evaluation Advanced transportation security screening technology that fails testing and evaluation by the TSIF may be retested and evaluated. (d) Relationship to other department entities and Federal agencies The authority of the Administrator under this title shall not affect the authorities or responsibilities of any officer of the Department or of any officer of any other department or agency of the United States with respect to research, development, testing, and evaluation, including the authorities and responsibilities of the Undersecretary for Science and Technology of the Department and the Countering Weapons of Mass Destruction Office of the Department. 4. Review of technology acquisitions process (a) In general Not later than 180 days after the date of the enactment of this Act, the Administrator shall, in coordination with relevant officials of the Department, conduct a review of existing advanced transportation security screening technology development, acquisitions, and procurement practices within the Administration. Such review shall include— (1) identifying process delays and bottlenecks within the Department and the Administration regarding how such technology is identified, developed, acquired, and deployed; (2) assessing whether the Administration can better leverage existing resources or processes of the Department for the purposes of technology innovation and development; (3) identifying best practices of other Department components or United States Government entities