Caitlyn Jenner Hits All the Right Notes in the Moving 'I Am Cait'

As I Am Cait premieres Sunday night on E!, no one is feeling the pressure more than the show's star, Caitlyn Jenner. The eight-hour docuseries follows Caitlyn—formerly Bruce Jenner—as she embarks on her new journey, but the consequences of her very public transition from male to female are also keeping her up at night.