Riccardo Muti conducts the Chicago Symphony Orchestra and Chorus in Voices from the Silence by Ennio Morricone. The late Italian film and classical composer created this oratorio to commemorate the victims of 9/11 and other terrorist attacks around the world. This performance was recorded in 2014.
Voices from the Silence

Riccardo Muti Conducts the Chicago Symphony Orchestra and Chorus (Photo: Todd Rosenberg Photography)