Glimmerglass Fest Premieres ‘Stomping Grounds’ In County COOPERSTOWN – Warming up for its summer season, The Glimmerglass Festival is bring a world-premiere hip-hop opera, “Stomping Grounds,” to Otsego County and Upstate New York over the next few weeks, beginning at 7 p.m. Monday, May 8, at SUNY Oneonta’s Center for Multi-Cultural Experiences. Another local performance will be at 7 p.m. Wednesday, May 10, at the Cooperstown Farmers Market. No tickets are required for either show. Performances are also planned at Cherry…