The FBI has launched a high-stakes manhunt for Vladislav Osipov, a Swiss-Russian dual citizen, offering a whopping $1 million reward for information that leads to his arrest. Osipov, 52, is accused of orchestrating a complex web of shell companies to circumvent U.S. sanctions against Russian oligarch Viktor Vekselberg, the alleged owner of the luxury yacht "Tango," the U.S. Department of Justice announced.