What keeps the Turkish government up at night

What keeps Turkish Prime Minister Recep Tayyip Erdogan up at night? The possibility of sharing a border with two semi-autonomous Kurdish entities (Hat Tip: Joshua I). Turkey’s concerns, from its point of view, are easy to grasp. Contrary to endless media reports that the situation in Syria has entered its “endgame,” the civil war now under way in that country shows no signs of nearing conclusion.