The Economy; Joe Pytka; Allegra Kent

Economists Lawrence Summers, Henry Kaufman, and John Lipsky debate the strength of our economy, in light of recent stock market volatility and the growth rate of the Asian and European markets. Director Joe Pytka, known as the "King of Commercials," talks about his Grammy-winning video for the Beatles' "Free as a Bird" and his feature-length animated movie, "Space Jam." Former New York City Ballet prima ballerina Allegra Kent shares her memoir "Once a Dancer," and reminisces about her relationship with legendary choreographer George Balanchine.