HIV/AIDS Prevention; Thomas Ridge, Drew Westen

David Ho, director of the Aaron Diamond AIDS Research Ctr., and Dr. Anthony Fauci discuss advancements in HIV/AIDS therapies and the growing infection rate. Tom Ridge, former secretary for the Department of Homeland Security, shares his thoughts on President-Elect Obama's administration. Drew Westen, psychologist and author of "The Political Brain: The Role of Emotion in Deciding the Fate of the Nation," on the research and ideas in his book.