Oleg Deripaska, the head of Russian aluminum giant RusAl and a core shareholder in Norilsk Nickel, has filed suit in a Swiss court against another Norilsk shareholder, Vladimir Potanin, concerning possible money laundering during Norilsk’s buyback program, Deripaska told Swiss ECO magazine late on Tuesday. “This is not the first time that Mr. Deripaska has […]