Vienna, Md. – The beat of a drum reverberated throughout the festival, consistently keeping time like a heartbeat. “It’s the heartbeat of us and listening to it, it’s therapeutic and anybody in the audience that can hear it, it speaks to their soul,” Dennis Zotigh of the Zotigh Singers said. Zotigh is a writer and cultural specialist at the National Museum of the American Indian and a member of the Kiowa Gourd Clan and San Juan Pueblo Winter Cla…