This summer, Prosper High School percussion students and alumni participated in national tours, events, and contests throughout the United States. Maddie Wallace, Ethan Swiderski, Noah Gordon, Brayden Haslem, Natalie Garms, and Dane Castelberry were among the students who performed at the Great Plains International Marimba Competition and the Drum Corps International U.S. Tour. Natalie Garms,…