Norilsk Nickel, or Nornickel, is a Russian nickel and palladium mining and smelting company. Its largest operations are located in the Norilsk–Talnakh area near the Yenisei River in the north of Siberia. From Wikipedia
Former Yukos vice-president Mikhail Rogachev found dead after falling from his Moscow apartment, adding to a troubling pattern of unexplained deaths among Russia's energy elite.
