, 35, was an investigator in the Moscow branch of the Interior Ministry before receiving a promotion to the ministry's Investigative Committee shortly after Magnitsky's death. Magnitsky had identified Karpov in 2008 as guilty of fabricating a criminal case against Hermitage Capital, the investment fund that Magnitsky represented, and using documents seized during a raid of the fund's office to perpetrate a $230 million fraud scheme. According to Hermitage Capital, Karpov and his family have spent at least $1.3 million on cars, real estate, and travel in the wake of the Magnitsky case. Karpov is allegedly a member of the Klyuev organized crime group
. Karpov has initiated a libel case against Hermitage Capital CEO William Browder and maintains his innocence.