Rio subsidiary launches investigation into mine in Mongolia, Bloomberg says

Rio Tinto (RIO) subsidiary Oyu Tolgoi issued a statement that it is conducting an investigation into allegations of corruption and unethical conduct at its Mongolia copper operations, Paul-Alain Hunt of Bloomberg reports, citing a social media statement made by the subsidiary. “We are aware of allegations involving procurement-related activities, and conducting a comprehensive internal investigation, and have sought cooperation of law enforcement authorities,” Oyu Tolgoi said. “As the investigation is ongoing, we are unable to provide further comment at this time.”