APTOPIX Russia Khodorkovsky

Mikhail Khodorkovsky, left, and his co-defendant Platon Lebedev, center, are behind glass wall in a court room in Moscow on Tuesday, April 6, 2010. Imprisoned former Russian oil tycoon Mikhail Khodorkovsky is in court and expected to testify for the first time since his second trial began more than a year ago.(AP photo/ Ivan Sekretarev)