Kosovo: Fresh clashes as Nato troops called in to northern towns

Nato has condemned as "totally unacceptable" attacks by demonstrators in Kosovo that left some 25 of its peacekeepers injured.

Police and Nato troops clashed with Serb protesters in the north where there has been unrest over the installation of ethnic Albanian mayors.

Tear gas and stun grenades were used to deter protesters in Zvecan, after they tried to invade a government building.

Nato soldiers also formed a security cordon around two other town halls.

The crisis dates back to April when Kosovo Serbs boycotted local elections, allowing ethnic Albanians to...