A 32-year-old Australian lawyer for a Rio Tinto subsidiary has been prevented from leaving Mongolia by local law enforcement following allegations of corruption. The Australian reports that Sarah Armstrong, chief lawyer for Rio subsidiary SouthGobi Resources, has been held by the Mongolian authorities to provide testimony in a corruption and money-laundering case. See http://www.mining.com/mongolian-police-refuse-to-let-rios-aussie-lawyer-leave-the-country-86674/?utm_source=digest-en-mining-121024&utm_medium=email&utm_campaign=digest.