"The Age of Megafires" Scott Pelley reports on how the warming climate is contributing to mega fires."Life Saver" Anderson Cooper reports on a new product developed by "Doctors Without Borders" to cure malnutrition."No Ordinary Spy" Valerie Plame talks to Katie Couric about her time in the CIA and about her cover being blown.Andy Rooney talks about "how-to" books.
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