industry. >> the faa is also weighed in, saying it expects more professionalism in the cockpit. here's an important point. below 10,000 feet, the sterile cockpit rule is in effect, that means you must not talk about nothing but the business of that aircraft. above 10,000, private conversations are allowed. but, matt, clearly, this was inprotoand way over the top. back to you. >> it was. thank you. >>> the harvard study that could explain why you have such a hard time controlling your weight. details on that. but first, these messages.