; (2) by redesignating paragraph (4) as paragraph (5); and (3) by inserting after paragraph (3) the following new paragraph (4): (4) The Court of Appeals for the Armed Forces may review for legal error a grant or denial of a petition for a writ of mandamus described in this subsection by the Court of Criminal Appeals, upon petition of a victim of an offense under this chapter or of the accused, and on good cause shown. Any such review shall have priority of consideration to the maximum extent practicable. . 4. Designation of individuals to assume victim rights under Uniform Code of Military Justice (a) Clarification of designation authority Section 806b(c) of title 10, United States Code (article 6b(c) of the Uniform Code of Military Justice), is amended by inserting after the first sentence the following: (2) The designation authority provided by this subsection is discretionary, and designation of an individual to assume the rights under this section of a victim who is under 18 years of age is not required if the military judge determines that the victim can adequately represent the victim’s own interests. (3) Until the military judge is detailed, the convening authority may exercise the designation authority provided by this subsection. . (b) Conforming amendments Section 806b(c) of title 10, United States Code (article 6b(c) of the Uniform Code of Military Justice), is further amended— (1) by inserting (1) before In the case ; and (2) by striking However, in no event may the individual so designated and inserting the following: (4) In no event may the individual designated under this subsection .