Russian oligarch, Vladimir Potanin's ex wife, Natalia demands $15Billion in final divorce settlement

55-year-old Natalia, who is the ex-wife of Russian oligarch, Vladimir Potanin, 56, has filed a lawsuit demanding $15billion from him. She's seeking half of his wealth, including dividends from Norilsk Nickel, which Potanin owns 30 per cent of, and Interros International, his investment company. The couple were granted a divorce in 2014 after 23 years of marriage and have three children