Sir Gilbert Levene conducts the Pittsburgh Symphony Orchestra and choruses from Turkey, the United States, Britain and the Pope's native Poland in performances of part of Gustav Mahler's Resurrection Symphony at the Vatican January 17, 2004. Pope John Paul, at a concert for religious peace, urged Christians, Jews and Muslims on Saturday to work together to bring an end to what he called never-ending wars in the world. REUTERS/Max Rossi MR