On 9 April 2009, as a result of an ongoing investigation into the air transportation industry, the US Department of Justice (DOJ) announced that Cargolux Airlines International S.A. (Cargolux), Nippon Cargo Airlines Co. Ltd (NCA), and Asiana Airlines Inc. (Asiana) each agreed to plead guilty to conspiring to fix prices in the air cargo industry in violation of the Sherman Act and to pay a total of US$214 million in criminal fines. The DOJ also charged that Asiana fixed the prices of passenger fares for flights from the United States to Korea.