On Screen

CBS News vet Bob Schieffer looks back on his 50-year journalism career, and ahead to Oct. 15 when he hosts the final debate between Obama and McCain! Also: Chris Eska's new film, "August Evening." Then, hear about a novel set in Civil War-era Georgetown. And join us for the latest in our Political Projections film series. We'll talk about how President Richard Nixon has been depicted by Hollywood.