Chechen rebels have stolen radioactive metals, possibly including plutonium, from a Russian nuclear power station in the southern region of Rostov, according to US nuclear officials. The theft, which took place within the last 12 months at the new Volgodonskaya nuclear power station near the city of Rostov-on-Don, has heightened US fears that weapons-grade plutonium may have fallen into the hands of terrorists or countries such as Iraq or Libya. Full Story