Airs Saturday, March 10, 2018, at 12 noon. The 2017-18 Metropolitan Opera Radio Broadcast season continues with Rossini’s Semiramide. The Met’s first live Saturday matinee broadcast of this opera in 25 years features a cast of leading bel canto singers. Soprano Angela Meade stars in the title role as the Babylonian queen who conceals a dark secret, with mezzo-soprano Elizabeth DeShong as Arsace, the young warrior she chooses to be king. Tenor Javier Camarena is Idreno, Arsace’s rival in love; bass Ildar Abdrazakov is the ambitious Assur; and bass-baritone Ryan Speedo Green is the High Priest Oroe. Maurizio Benini conducts. Semiramide will be heard live over the Toll Brothers-Metropolitan Opera International Radio Network at 12:00 p.m. CT on Saturday, March 10.