A young migrant woman from Syria looks from a window onboard a train towards Serbia, at the new transit center for migrants on the border with Greece, near southern Macedonian town of Gevgelija, on Monday, Aug. 24, 2015. Thousands of migrants have poured into Macedonia and board trains and busses that are taking them a step closer to the European Union. Police are letting the migrants pass across the border Monday, directing them to the new transit center for migrants near the border line. (AP Photo/Boris Grdanoski)