; and (ii) disseminate the lessons learned and developed under clause (i) to owners and operators of covered chemical facilities and chemical facilities of interest through an appropriate medium or system, including by making the lessons learned available to the public to the greatest extent practicable. (B) Treatment of sensitive information In developing and disseminating the lessons learned under subparagraph (A), the Secretary shall protect from public disclosure— (i) security vulnerability assessments, site security plans, and all other security-related information, records, and documents; and (ii) any information from which the identity of the covered chemical facility or chemical facility of interest could be reasonably ascertained. ; and (4) in paragraph (5)(B)(i)(I), as so redesignated— (A) in item (aa), by striking or ; (B) in item (bb), by striking and and inserting or ; and (C) by adding at the end the following: (cc) determined that a facility that was a covered chemical facility no longer presents a high level of security risk. . 14. Semiannual performance reporting Section 2102(e)(5) of the Homeland Security Act of 2002, as so redesignated by section 13 of this Act, is amended— (1) in the matter preceding subparagraph (A), by striking 2014 and inserting 2020 ; (2) by striking subparagraph (C); (3) by redesignating subparagraph (D) as subparagraph (C); (4) by inserting after subparagraph (C), as so redesignated, the following: (D) the effectiveness of the Chemical Facility Anti-Terrorism Standards Program at— (i) managing security risks; and (ii) developing and using appropriate metrics and analysis capabilities to measure risk reduction attributable to the Chemical Facility Anti-Terrorism Standards Program, including— (I) analysis capabilities relating to a reduction in the vulnerability of high-risk covered chemical facilities to terrorist attack; and (II) outcome metrics that measure cumulative risk reduction over time for high-risk covered chemical facilities; ; (5) by striking subparagraph (E)