By Teresa Acosta, May 7, 2024 Guitars, violins, trumpets, guitarrons, a vihuela, a flute and a harp. With 18 members on stage for the spring Music Recital Concert, the Mariachi Los Broncos de Pomona performed traditional music from different regions of Mexico and one original song April 30. Harmonies from Riane Ferras, Andrea Herrera and Emily