Red Wine and Mice; Life of Andrew Grove; Jack & Suzy Welch

David Sinclair from Harvard Medical School and Nicholas Wade, science reporter for The New York Times, examine the study done about the health benefits of red wine on obese mice. Business historian Richard Tedlow and former C.E.O. of Intel Andrew Grove discuss Tedlow's biography of Grove, "Andy Grove: The Life and Times of an American." Jack and Suzy Welch discuss possibly purchasing the Boston Globe and the success of their books, "Winning" and "Winning: The Answers."