Harold Ford, Jr.; Barbara Lippert; Stem Cell Cloning

Democratic Leadership Council chairman Harold Ford, Jr. explains his role in promoting the Democratic Party in the primaries and analyzes the candidates from both parties. Barbara Lippert of Adweek analyzes clips of Super Bowl ads. Dr. George Daley of the Harvard Stem Cell Institute and NBC science correspondent Robert Bazell discuss the significance, legality, and ethics of new developments in embryonic stem cell cloning.