In this Thursday, March 15, 2012 file photo, opposition activist Alexei Navalny speaks to the media at a court in Moscow, Russia. Russia's leading corruption whistleblower on Friday, March 30, 2012, leveled accusations of graft at Prime Minister Vladimir Putin's close ally Igor Shuvalov. Alexei Navalny posted in his blog the scans of documents that show tens of millions of U.S. dollars transferred to the account of Shuvalov's company from firms that Navalny alleges are owned by billionaires Roman Abramovich and Alisher Usmanov.(AP Photo/Misha Japaridze, file)