; and (B) chemical, biological, radiological, nuclear, and other related emerging threats; and (2) enhancing the ability of Federal, State, local, and Tribal partners to prevent, detect, protect against, and mitigate the impacts of attacks using— (A) weapons of mass destruction against the United States; or (B) unauthorized chemical, biological, radiological, nuclear materials, devices, or agents or other related emerging threats against the United States. ; (3) in section 1922 ( 6 U.S.C. 591h )— (A) by striking subsection (b); and (B) by redesignating subsection (c) as subsection (b); (4) in section 1923 ( 6 U.S.C. 592 )— (A) by redesignating subsections (a) and (b) as subsections (b) and (d), respectively; (B) by inserting before subsection (b), as so redesignated, the following: (a) Office responsibilities (1) In general For the purposes of coordinating the efforts of the Department to counter weapons of mass destruction and chemical, biological, radiological, nuclear, and other related emerging threats, the Office shall— (A) provide expertise and guidance to Department leadership and components on non-medical aspects of chemical, biological, radiological, nuclear, and other related emerging threats, subject to the research, development, testing, and evaluation coordination requirement described in subparagraph (G); (B) in coordination with the Office of Strategy, Policy, and Plans, lead development of policies and strategies to counter weapons of mass destruction and chemical, biological, radiological, nuclear, and other related emerging threats on behalf of the Department; (C) identify, assess, and prioritize capability gaps relating to the strategic and mission objectives of the Department for weapons of mass destruction and chemical, biological, radiological, nuclear, and other related emerging threats