Â鶹Éç

Available for over a year

Chipmaker Intel's head of supply chain Carolyn Duran tells the Â鶹Éç's Laurence Knight what her company is doing to address claims that its Rwandan supplies of coltan - the tantalum ore that historically funded war in DR Congo - may still not be as conflict-free as it thinks. (Picture: Congolese soldier patrolling a village in North Kivu province, home to DR Congo's coltan industry; Credit: Phil Moore/AFP/Getty Images)