Russian nuclear plant admits use of isotope behind rise in radioactivity

An old man fishes in a lake that connects to the nearby Techa River, near the village of Muslyumovo, Chelyabinsk region, Russia, which is polluted with radioactive waste from the Mayak nuclear plant (AP)

A senior executive at the Russian nuclear processing plant suspected of being behind a spike of radioactivity over Europe this autumn has admitted that the isotope recorded does emerge as part of the plant's production cycle but said its levels are negligible.