Weekend Talk Show Preview - Analysis for August 12th and 13th, 2006On the shows this weekend I'm most interested by Vali Nasr, on CNN, and Ken Mehlman, on Meet The Press. I think we'll learn more about the events in the Middle East from Nasr and more about the coming campaign from Mehlman than all of the other guests, combined. Nasr is an expert, from Iran, on the issues of conflict between Sunni and Shiite Muslims. I actually view this as our best hope of winning the coming world war. Just as Communists and Nazis joined forces to start World...