Where does he say Hitler was misunderstood. He said he was an anti-semite. There is nothing wrong with trying to understand history, and looking around the ‘official version’ often leads to new insights.
Pat’s apologize for Hitler are like those who excused Lenin, Trotsky, and Stalin for their crimes because the US and England supported the Whites in the Russian Civil War. Pat’s like those who excuse Castro’s murders and prisons because we don’t trade with Castro. Need I go on?