By Brandy McDonnell Features Writer bmcdonnell@oklahoman.comJonathan Batista has an instinctive reaction when he hears the familiar enchanting sounds of Pyotr Tchaikovsky's “The Nutcracker.” “I have a deep breath − I don't know why − every time it starts,” said Batista, one of Oklahoma City Ballet's principal dancers, singing out the memorable instrumentation and then inhaling and exhaling audibly.Read more on NewsOK.com