Iraqi paramilitary troops fire towards Islamic State militants during a battle with Islamic State militants on the outskirts of the ancient city of Hatra near Mosul, Iraq;The robes of Pope Francis are blown over his head by a gust of wind as he holds his homily during the weekly audience in St. Peter’s Square in Vatican City, Vatican; and, Demonstrators march marking the 31st anniversary of the Chernobyl nuclear power plant disaster in Minsk, Belarus.



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