The East Central University Chorale performing "Nacht" and "Morgen" by György Ligeti. Dr. J. Steven Walker, conducting This performance was recorded in the Holy Family Cathedral in Downtown Tulsa, during the Oklahoma Music Educators Association 2013...  moreThe East Central University Chorale performing "Nacht" and "Morgen" by György Ligeti. Dr. J. Steven Walker, conducting This performance was recorded in the Holy Family Cathedral in Downtown Tulsa, during the Oklahoma Music Educators Association 2013 convention. January 17th, 2013.