"When we first heard, it was kind of confusing," Palin, 44, said. She called the revelation "very, very challenging" and said she initially felt sad. But the family has worked through that. Palin said she and Todd feel blessed and chosen by God. With a big family including four older kids, grandparents, aunts and uncles, Palin said, they will have lots of support for what's ahead. In their eyes, she said, "he's absolutely perfect." --- In a letter she e-mailed to relatives and close friends Friday after giving birth, Palin wrote, "Many people will express sympathy, but you don't want...