( April 17, 2026, 5:23 PM EDT) -- NNEW ORLEANS — Contending in part that “this case is not an institutional‑law watershed,” a Texas county prosecutor’s office urged the Fifth Circuit U.S. Court of Appeals to deny en banc rehearing of a 2-1 ruling that applied the collateral order doctrine, dismissed a habeas corpus petition’s selective prosecution claims and vacated a federal magistrate judge’s order that compelled the nonparty office to produce “discovery of charging memoranda for comparator capital murder defendants within a thirty-year span.”...