>> for those seniors who don't want to pay more premiums to buy medigap coverage, they can sign up for medicare advantage plan because they get more comprehensive coverage without the need for a second plan. reporter: since medicare has promised tens of trillions of dollars in benefits than it can possibly pay for, congressman ryan said it must be changed in order for it to survive. that view is shared by many across the political spectrum. jon: the president talked about ending medicare as we know it. it seems a foregone conclusion that somebody is going to have to end medicare as we know it. >> medicare as we know it cannot survive. jon: jim angle, thank you for that. uma: he is standing firm and says he is not going anywhere. todd akin is not dropping out of the missouri senate race. checking the mood on the ground in the show me state and two teenagers with their whole lives ahead of them.