Mealey's ( August 12, 2026, 8:10 AM EDT) -- WASHINGTON, D.C. — The United Mexican States urges the U.S. Supreme Court in a petition for a writ of certiorari to resolve a circuit split over how courts determine whether arbitrators exceeded their powers under the Federal Arbitration Act (FAA) and seeks review of a District of Columbia Circuit U.S. Court of Appeals ruling upholding an award against it worth more than $47 million, which Mexico claims had “no plausible connection” to the North American Free Trade Agreement (NAFTA) upon which it was based....