gwen: covering the week, tom gjelten of n.p.r. doyle mcmanus of the "los angeles times." alexis simendinger of realclearpolitics. and karen tumulty of "the washington post." >> award-winning reporting and analysis, covering history as it happens, live from our nation's capital this is "washington week with gwen ifill." corporate funding for "washington week" is provided by -- >> we went out and asked people a simple question -- how old is the oldest person you've known? we gave people a sticker and had them show us. we learned a lot of us have known someone who's lived well into their 90's. and that's a great thing. but even though we're living longer, one thing that hasn't changed, the official retirement age. the question is, how do you make sure you have the money you need to enjoy all of these years? >> additional corporate funding for "washington week" is provided by northrop grumman. additional funding is provided by the annenberg foundation, the corporation for public broadcasting and by contributions to pbs stations from viewers like you. thank you. once again, li