This weekend, Resonance Works presents Bach's B Minor Mass. Conductor and Artistic Director Maria Sensi Sellner joined WQED-FM's Jim Cunningham on the QED Morning Show to talk about the performances, the soloists and more. The concerts are Friday April 28th at Fox Chapel Presbyterian Church; Saturday April 29th at Coraopolis United Methodist Church; and Sunday April 30th at Heinz Memorial Chapel.