barenboim is undeterred. >> it is even more relevant. why does the orchestra function and the situation on the ground doesn't function? because in the orchestra we have the most important quality, and that is equality. >> brown: is it frustrating to not be able to perform in the arab countries? in israel? >> yes, very much so. i think the full dimension of the west eastern divan orchestra will come to fruition when it can play in all the countries that are represented in the orchestra: turkey, lebanon, syria, jordan, egypt, palestine, and israel. >> brown: will that day come? >> one day, i'm sure, i'm sure. one day, i'm sure. >> brown: the great hope of a man and an orchestra making beautiful music in a troubled world. ( applause ) >> brown: there's more online, including an interview with miriam said, who now manages the orchestra. plus, watch an excerpt from the performance of beethoven's third symphony. you'll find that on our home page. >> ifill: again, the major developments of the day. attorney general eric holder defended a previo