TENET Vocal Artists is set to present a unique final concert for its 2021-22 season. The showcase, entitled “Songs of the Trouvères,” will feature Jolle Greenleaf, Virginia Warnken Kelsey, and Jason McStoots along with instrumentalists Grant Herreid, Priscilla Herreid, Robert Mealy, and Charles Weaver. “Like every other performing ensemble in this most extraordinary and difficult of all years, we initially despaired of being able to keep {…}