DALLAS (AP) — The Dallas Opera is postponing opening night from Oct. 9 to March 5 and cutting its 2020-21 season from five productions to four. The company says Verdi’s “Don Carlo” will replace Wagner’s “Lohengrin” next season and Gluck’s Orfeo ed Euridice” has been dropped. “Don Carlo” which was canceled in March due to the coronavirus pandemic. Dallas Opera’s season will open with the world premiere of “The Diving Bell and the Butterfly” by composer Joby Talbot with a libretto by Gene Scheer. The season has been cut from 24 performances to 15.