BERLIN, GERMANY – DECEMBER 22: Mikhail Khodorkovsky, the former Yukos oil company chairman who was charged with embezzlement and tax evasion, arrives at his first press conference since his release from a Russian prison two days before on December 22, 2013 in Berlin, Germany. Khodorkovsky flew to Berlin and was received by former German Foreign Minister Hans-Dietrich Genscher and has also been reunited with his family. Khodorkovsky spent 10 years in prison until his unexpected pardon by Russian President Vladimir Putin. (Photo by Carsten Koall/Getty Images)