"Ballerinas are young when they first dream of dance. Siena was six--and her dreams kept skipping and leaping, circling and spinning, from airy runs along a beach near her home in Puerto Rico, to dance classes at the School of American Ballet, to her debut performance on stage with the New York City Ballet while working with ballet legend George Balanchine. Part family history, part backstage drama, this beautifully updated graphic memoir--which features...