iran-contra investigation, george h.w. bush famously claimed to be out of the loop. special counsel investigation that led to charges against scooter libby caused major tensions between george w. bush and vice president dick cheney. it's one of the many interesting subplots to keep an eye on. thanks for sharing your sunday. hope to see you at noon weekdays. next, live coverage of the president's speech to the big islamic summit in saudi arabia. enjoy your sunday.