Global AIDS Epidemic; Thomas Caplan; Jean-Jacques Beineix

AIDS researcher David Ho and AIDS Czar Sandra Thurman discuss the global AIDS epidemic, new therapies, and strategies to stem the tide of new infections, including the need for a vaccine. Novelist Thomas Caplan, who roomed with Bill Clinton at Georgetown and remains a close friend, shares anecdotes about the president and introduces his latest thriller, "Grace and Favor." Jean-Jacques Beineix shares his documentary about Jean-Dominique Bauby who, although completely paralyzed save for his left eyelid, managed to write his memoir, "The Diving Bell and the Butterfly."