In this Aug. 29, 2013 file photo, Ali Moshiri, Chevron's head of Latin America, Middle East and Africa, right, speaks with Miguel Galuccio, CEO of Argentina's state-controlled YPF oil company, before the start of a joint news conference in Buenos Aires, Argentina. Argentina's Supreme Court is ordering the YPF state-run energy company to publicly disclose clauses of an investment deal with U.S.-based Chevron Corp. to produce oil and gas by hydraulic fracturing in one of the largest shale deposits in the world.