What does the killing of a Kosovo Serb politician reveal about the deep fault lines running through the Balkan state?
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A protester holds a sign and a flag of Bulgaria during an anti-government protest on June 20, 2013 in front of the government's headquarters in the center of Sofia (AFP/Nikolay Doychinov).
Every day since June 14, tens of thousands of Bulgarians have taken to the streets promptly at 18:30 to protest government corruption. The controversial plan to appoint businessman and MP Delyan Peevski as head of the National Security Agency, which has since been cancelled, sparked the initial protests.