The almost unimaginable flow of migrants into Europe in recent months has posed enormous challenges to the region’s leaders and citizens. Late Sunday European Union leaders agreed to provide temporary shelters for 100,000 migrants by year’s end. Half of the shelters will be in Greece, where nearly 50,000 migrants arrived last week alone. It’s part of a multi-point plan to emerge from the latest EU summit on migrants. But finding consensus on workable solutions has been fraught. We discuss the new E.U. plan with journalists who have witnessed the human dimensions of the crisis first hand.