edwards lawyers say it was gifts from old friends intended to keep the affair street from elizabeth edwards who died back in december. first, joe johns lays out how all of this mess began. reporter: john edwards, the politician. remember him? we have much work to do. because the truth is, we still live in a country where there are two different americas. reporter: as it turned out, mr. two americas had two very different faces himself. people close to him said it was the face of betrayal. betrayal of the people closest to him. his late wife, elizabeth, supporters, his staffers, his contributors. grant it, he was a promising politician at first. rich trial lawyer, but a spokesman for the poor. smart but homegrown. talked such a good game, he good picked up as john kerry s running mate in 2004. i have chosen a man who understands and defends the values of america. reporter: but it didn t work out, so next election cycle, edwards jumped into the race for the white hou
in december. first, joe johns lays out how all of this mess began. reporter: john edwards, the politician. remember him? we have much work to do. because the truth is, we still live in a country where there are two different americas. reporter: as it turned out, mr. two americas had two very different faces himself. people close to him said it was the face of betrayal. betrayal of the people closest to him. his late wife, elizabeth, supporters, his staffers, his contributors. grant it, he was a promising politician at first. rich trial lawyer, but a spokesman for the poor. smart but homegrown. talked such a good game, he good picked up as john kerry s running mate in 2004. i have chosen a man who understands and defends the values of america. reporter: but it didn t work out, so next election cycle, edwards jumped into the race for the white house once again. by early 2008 it s time for me to step aside. reporter: he was out. but not before getting entangled i
w.h.o. on cell phone safely. if you ve ever put a cell phone to your ear there s no way to say cell phone use is safe. i think that the public has a right to know that there could be a potential risk. the public generally assumes if one is selling something on the market that we have had assurances that that device is safe. to be clear, dr. black s message is at odds with headlines from the largest international study on cell phones in cancer. their conclusion, little or no evidence cell phones are associated with brain tumors. but if you look just one layer deeper into the appendix of that same study, you ll see something unsettling. turns out participants in the study who use a cell phone for ten years or more had double the rate of a brain tumor. basically what triggered today s warning, a closer look at the studies. last year, interphone, a 13-country study, found no overall higher risk of brain tumors but found that people who used a cell phone for ten years or