he had no idea what his son was up to. left in the dark according to snowden was his girlfriend, lindsay mills, seen in the video, a pole dancer and member of a hawaiian acrobatic troupe. he has been praised as a hero, including by dan ellsburg. the man who leaked the pentagon papers in 1971. >> i think he gives me hope that we may actually regain our bill of rights. >> reporter: reporters who talked to snowden say he provided even more government secrets they have yet to make public. the leak has touched off a debate about government spying. eight u.s. senators, introduced a bill to end it. john and diane? >> tahman bradley, thank you. >> nelson mandela's fifth day of treatment for a lung infection. south africa's current president called mandela's status serious last night but said mandela has been stabilized. two of the 94-year-old mandela's daughters visited him yesterday at a hospital. this is mandela's fourth hospital stay since december.