Marlboro Race; Robert Ballard; Helen Caldicott; Ron Johnson

Emerson Fittipaldi and Rick Meers discuss the Marlboro Grand Prix of New York. Dr. Robert Ballard talks about discovering wrecks of the Titanic and Bismarck as well as his novel, "Bright Shark." Physician Helen Caldicott discusses her book, "If You Want to Heal this Planet." Ron Johnson, New York City's coordinator for AIDS policy, discusses his new job and the announcement that he is HIV-positive.