a dental x-ray. i don t want to alarm people. i don t want to tell viewers not to get a 10 tall x-ray. megyn: you should get a annual dental accident. ray? reminder. get them when you need them. say to the dentist. do i really need that x-ray? do you need this to help me? megyn: they re going to say yes. it is a moneymaker for them. i m sorry dentists. that i don t like. the whole idea of wednesday sieve medicine. this is reminder too much exposure to radiation so no good for you and over time could increase the risk. megyn: sound like people like us our goose is cooked. we got x-rays loaded with all the bad stuff. now we have to live with it, or not. i m older than you, megyn. i have more radiation than you do. megyn: i will say a prayer. thanks, dr. siegel. thanks, megyn. megyn: it will be benign. coming up new developments in connection with this trayvon martin shooting. as lawyers for the accused shooter george zimmerman are