The Age of Megafires/Life Saver/No Ordinary Spy

"The Age of Megafires" examines how the warming climate may be contributing to mega fires. "Life Saver" looks at how Plumpynut is being used around the world to cure malnutrition. "No Ordinary Spy" interviews out-ed spy Valerie Plame. "Andy Rooney" talks about self-help books.