Gunmen shot dead three people…at a strike-hit gold and copper mine in Indonesia…raising the number of killings this month at the troubled facility to eight. The Grasberg mine in the eastern Papua region, operated by Freeport McMoRan…has been plagued by trouble since miners declared a strike over wages on September 15…Grievances by strikers erupted into deadly violence this month when workers clashed with police and gunmen targeted contract workers brought in to replace striking miners…"Unidentified gunmen opened fire and three people were killed and one was wounded,"…"Police are now investigating the case," [Ramandi] Sirait [a spokesman for Freeport's Indonesian subsidiary] said.