Mealey's ( March 23, 2026, 10:53 AM EDT) -- WASHINGTON, D.C. — Zimbabwe and its mining regulators filed a brief opposing two Mauritian mining investors’ petition for a writ of certiorari to the U.S. Supreme Court, arguing that an alleged split between the District of Columbia Circuit U.S. Court of Appeals and another circuit court over the “implied waiver” exception to sovereign immunity is not worthy of review and that the D.C. Circuit correctly found no jurisdiction over the investors’ attempt to enforce a $50 million award against the Zimbabwe parties....