Mike Lupica; David Martin; 'The Endurance'

Sportswriter Mike Lupica discusses his comic novel, “Full Court Press,” which is about the first female player in the National Basketball Association. David Martin, Pentagon correspondent for CBS News, provides an update on the war in Afghanistan and the whereabouts of Taliban leader Mullah Omar. Writer Caroline Alexander and filmmaker George Butler discuss the documentary film "The Endurance," which tells the story of Sir Ernest Shackleton's legendary Antarctic expedition of 1914—one of the greatest survival stories ever told.