(February 21, 2024, 11:20 AM EST) -- WASHINGTON, D.C. — The Republic of Panama-owned instrumentality that operates the Panama Canal in a Feb. 20 brief urges the U.S. Supreme Court to deny a petition for a writ of certiorari filed by construction firms that say a $283 million award against them was tainted by the arbitrators’ nondisclosures of various professional ties, writing that any circuit split over the issue is “academic.”...