The riots are between hundreds of police officers and people who support an indefinite strike against the Tintaya copper mine owned by Swiss-based Xstrata plc.

CNN: Peru declares emergency after mine protest violence

The companies he personally represents include Xstrata plc (LSE: XTA), Goldcorp (TSX:G)(NYSE: GG), IAMGOLD Corp. (TSX: IMG)(NYSE: IAG), Agnico-Eagles Mines Ltd. (TSX, NYSE: AEM), Strateco Resources Inc. (TSX: RSC) among others.

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