"Drinking in America" author takes sober look at America's drunk past

According to "Drinking in America: Our Secret History," a glass of beer, a bottle of rum, a keg of cider and a flash of whiskey were often the silent, yet powerful third parties to many decisions that helped shape the American story -- from the 17th century to the present. Best-selling author and historian Susan Cheever joins "CBS This Morning: Saturday" to discuss her new book.