Mikhail Prokhorov, the Russian billionaire who seeks to buy the New Jersey Nets, was profiled on 60 Minutes Sunday night. The financial and metals magnate flew Steve Kroft to Russia and showcased his businesses, luxurious living quarters, and other items such as a Kalashnikov assault rifle. Prokhorov is so wealthy that he doesn't even know where is mammoth yacht, which makes him seasick, is located.