Why do Kosovo-Serbia tensions persist?

Tensions between Serbia and Kosovo have intensified, triggered by a dispute about car licence plates. It's led to road blocks, armed attacks, and delayed local elections. What's the bigger issue at play? And can the two sides find a way forward? Join host Laura Kyle. Guests: Xhemajl Rexha – Journalist in Kosovo. Darko Trifunović – Director, Institute for National and International Security in Serbia. David L Phillips – Director, Programme on Peace Building and Rights, Columbia University.