Nato sends more troops to Kosovo Deadly violence has returned to scar both communities in Kosovo Nato is sending more peacekeeping troops to Kosovo after the worst ethnic clashes there for five years. The troubles began in the divided town of Mitrovica where Serbs and Albanians exchanged gunfire and grenades, and several people were killed. As violence spread across the UN-administered province, 22 people are known to have died and more than 500 were injured, UN officials say. The news provoked protests in Belgrade and other Serbian cities.