Dancing Day: Zachary Evans, 10, of Kittaning, and his father Ed watch as Pittsburgh Ballet Theatre pre-professional dancers perform excerpts from "The Nutcracker" at Children’s Hospital of Pittsburgh of UPMC in Lawrenceville on Tuesday. (Photo by Lake Fong/Post-Gazette) #Pittsburgh #PGH #412 #Ballet #PittsburghBalletTheatre #TheNutcracker