BRADFORD, Pa. — The Marilyn Horne Museum and Exhibit Center will adopt a new operating schedule designed to better support student employees. Beginning Monday, Sept. 29, the museum will be open Monday through Saturday from 10 a.m. to 4 p.m. and closed on Sundays. Although regular Sunday hours will be discontinued, visitors may request a Sunday appointment by completing a form available at www.marilynhorne.org. As a part of the University…