The Washington National Opera will continue its annual holiday family opera tradition with “The Lion, the Unicorn, and Me.” The opera, based on Jeanette Winterson’s award-winning children’s book which tells the Nativity story from the donkey’s point of view, features music by composer Jeanine Tesori and a libretto by J.D. “Sandy” McClatchy. It will feature current and former members of WNO’s {…}