World Bulletin / News Desk
Four policemen were killed in Russia's violence-plagued Dagestan region on Sunday when unidentified gunmen opened fire on their car, local investigators said.
The police officers were on their way back from a village of Burshi, some 100 km (62 miles) south-west of regional capital Makhachkala, when their car was attacked by two assailants.
Insurgents are fighting to carve out an Islamic state in Dagestan - an ethnically mixed, mostly Muslim region in the North Caucasus between Chechnya and the Caspian Sea.
Russian President Vladimir Putin has deployed extra security to try to prevent any attacks on the 2014 Winter Olympics next February in the Black Sea resort city of Sochi, separated from the most violent North Caucasus regions by a mountain range.Last Mod: 14 Temmuz 2013, 14:43