The U.S. Court of Appeals for the District of Columbia Circuit unanimously rejected Russia's appeal and confirmed that the U.S. District Court has jurisdiction to consider DTEK's motion to enforce an arbitral award of more than $300 million for Russia's seizure of its Crimean assets, the energy holding company reported. "The court rejected russia's claim that it was protected by sovereign immunity, ruling that the case falls under the arbitration exception of the U.S. Foreign Sovereign