A participant of the World Youth Day signs a book of condolences in front of a picture of killed French Brother Schutz at the Agnes Church in Cologne. A participant of the World Youth Day signs a book of condolences in front of a picture of killed French Brother Roger Schutz during a service at the Agnes Church in Cologne August 17, 2005. Brother Roger Schutz, aged 90 and a Protestant, was stabbed by a woman during a service at the Taize community he founded in eastern France, local police said. Pope Benedict led world leaders and ordinary Christians in expressing shock at the murder of Brother Roger, one of the 2Oth century's leading ecumenical figures, who was stabbed on Tuesday in France. REUTERS/Arnd Wiegmann