John Demjanjuk in court in Munich.

In a 1993 review of the American denaturalization hearing that led to the extradition to Israel, a federal U.S. appeals panel concluded that the Office of Special Investigations engaged in "prosecutorial misconduct that seriously misled the court."

It said the office failed to disclose exculpatory information - including statements of Ukrainian guards at Treblinka who "clearly identified" another man as "Ivan the Terrible" - to the defense in a timely fashion due to a "win at any cost" attitude.
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