Kosovo, Serb dispute threatens to derail Balkan peace (Politico)
The European Union is stepping in between squabbling Kosovar Albanians and Serbs, fearing that a new dispute could undo nearly two decades of efforts to stabilize the southern Balkans.
http://www.politico.eu/article/eu-kosovo-serbia-train-dispute-eu-mogherini-vucic-thaci/