In a roundtable interview with U.S. cardinals, CBS News provides us with an illuminating exchange prompted by the dustup between Pope Leo and President Donald Trump over the moral righteousness of the war against the Islamic Republic:

Pope Leo warned that Jesus, quote "does not listen to the prayers of those who wage war." Norah O'Donnell: Is this a just war? Cardinal Robert McElroy: No, in the Catholic teaching this is not a just war. The Catholic faith teaches us there are certain prerequisites for a just war. You can't go for a variety of different aims. You have to have a focused

Pope Leo warned that Jesus, quote "does not listen to the prayers of those who wage war."

Norah O'Donnell: Is this a just war?

Cardinal Robert McElroy: No, in the Catholic teaching this is not a just war. The Catholic faith teaches us there are certain prerequisites for a just war. You can't go for a variety of different aims. You have to have a focused

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