One of Russia's most powerful tycoons -- barred entry to the U.S. for years due to U.S. government concerns about possible ties to organized crime -- visited the country twice this year under secret arrangements made by the Federal Bureau of Investigation.
Aluminum magnate Oleg Deripaska met with FBI agents in August and earlier this month as part of a continuing criminal probe, according to two administration officials. The focus of that probe couldn't be learned.
FBI Lets Barred Tycoon Visit U.S.
