This week "Sunday Morning," hosted by Jane Pauley, features Jim Axelrod's report on a new historical novel that sheds light on the love life of George Washington. Plus: Jeff Glor interviews bestselling writer Don Winslow, author of "The Border"; Mo Rocca sits down with singer Dionne Warwick; Lee Cowan interviews Melissa McCarthy, an Oscar-nominee for "Can You Ever Forgive Me?"; Faith Salie uncovers the history of the color pink; and Conor Knighton goes "Island Hopping" in the Seychelles, where he encounters the rare seed of the Coco de Mer tree, affectionately called the "Love Nut."