Whether a federal prisoner must satisfy a second jurisdictional hurdle under 28 U.S.C. § 2244(b)(4) after securing appellate-court authorization to file a successive motion under 28 U.S.C. § 2255(h)

QUESTIONS PRESENTED (1) Once a_ federal prisoner secures appellate-court authorization to file a successive motion under 28 U.S.C. § 2255(h), must the prisoner satisfy a second jurisdictional hurdle under 28 U.S.C. § 2244(b)(4)? (2) Where an authorized successive § 2255 motion argues that an Armed Career Criminal Act sentence should be set aside under Johnson v. United States, 135 8. Ct. 2551 (2015), what more must the movant show to obtain a ruling on the merits? i