As tens of thousands of migrants stream across the Balkans splits, spats and threats are features of the European response.<br />Three Balkan leaders vow to shut borders ahead of EU talks https://t.co/rundS9bCGn pic.twitter.com/aXnkgCQLv9— Press TV (@PressTV) October 25, 2015<br /> <br /><br /> The leaders of Bulgaria, Serbia and Romania have met to discuss their reaction to the increased flow of migrants across the region following Hungary’s decision to close its borders.<br />#Bulgaria, #Romania and #Serbia PM's agree & expand collaboration ahead of #WB #Summit<br />https://t.co/bKhGrS0Siq pic.twitter.com/7881sZTNNc— Cees Vis (@CornelisVis) October 24, 2015<br /> <br />In a statement they said they would close their borders if Germany and Austria blocked entry to migrants.<br /><br /> EU leaders are meeting to confirm a common stance to a problem that has seen 500.000 migrants and refugees arrive in the Balkans since the beginning of the year. <br />Looming Balkan winter threatens children on the move in Europe https://t.co/5Vc5E5NuAY