Three managers from Bolivia’s state-owned mining company were taken hostage by residents of a village in the region of Potusi, who are demanding a 15% stake in the region’s silver mine part-owned and operated by Glencore. The three were later released.
See http://www.mining.com/more-trouble-for-glencore-in-bolivia-61022/?utm_source=digest-en-mining-120909&utm_medium=email&utm_campaign=digest.