Last, but Certainly Not Least

Recently, HBO's "Sopranos" stunned viewers with its controversial blackout finale. But surprise endings have defined music and art for centuries. Today, Washington Post cultural critic Philip Kennicott talks about cases when composers and songwriters avoid the Hollywood ending. Also: Duluth, Minnesota trio Low explores the timely topic of war and violence on their new album, "Drums And Guns." They perform live in the studio. And finally, a look at Folkstreams.net, a national treasury of documentary films about folk art and culture.