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Chaldean bishop of the war-torn Syrian city of Aleppo and Caritas Syria's President, Antoine Audo poses during an interview, as he takes part in a Caritas 'Catholic charity' meeting, at the Pontifical Council for the Laity, at the Palazzo San Callisto, central Rome, on September 16, 2014. AFP PHOTO / ANDREAS SOLARO (Photo credit should read ANDREAS SOLARO/AFP/Getty Images)

Chaldean bishop of the war-torn Syrian city of Aleppo and Caritas Syria's President, Antoine Audo poses during an interview, as he takes part in a Caritas 'Catholic charity' meeting, at the Pontifical Council for the Laity, at the Palazzo San Callisto, central Rome, on September 16, 2014.   AFP PHOTO / ANDREAS SOLARO        (Photo credit should read ANDREAS SOLARO/AFP/Getty Images)