fda in this charge to make sure that all of our food supply and agricultural supply is safe. again, bacteria pathogens, they are ubiqitous. >> if could you suggest to people what to do to improve their health what would you tell them in. >> i would say exercise. that's my platform but it's a trifecta. it's diet and sleep and exercise. but to really -- no excuses, i'm big on that. if you have 15 20 minutes in your day, you can do something good for yourself get out and move. >> dr. natalie azar thank you for joining us. up next we'll turn to aviation experts to discuss the missing airasia plane that was en route from indonesia to singapore. you could drive home for the holidays in a new volkswagen. like the sporty, advanced new jetta and the precisely engineered passat tdi.