He denounces chemical weapons use . Britain 's parliament dealt a blow to Prime Minister David Cameron 's desire for military action . He calls for days of prayer and fasting for Muslims . He asks ` ` all men of good will '' to pray . The pontiff appeals for peaceful efforts to end conflict .
He denounces chemical weapons use . He calls for days of prayer and fasting for Muslims . He asks ` ` all men of good will '' to pray . The pontiff appeals for peaceful efforts to end conflict .