KABUL, May 28, SPA -- Taliban fighters ambushedforeign and Afghan forces escorting supply trucks insouthern Afghanistan, sparking a 10-hour battle theU.S.-led coalition said killed an estimated two dozenfighters. Villagers said Monday that at least sevencivilians were among the dead, the Associated Press reported. In the north, a suicide bomber targeted foreigners in afour-wheel drive vehicle Monday, killing two Afghancivilians and wounding two others, officials said. Ademonstration against a northern governor, meanwhile, left at least seven dead and 31 injured after gunfire broke out between police and protesters. The southern violence began Sunday when an Afghan police and coalition convoy hit two roadside bombs and was ambushed by Taliban fighters while escorting 24 supply trucks in Helmand province, a coalition statement said Monday. The blast killed one Afghan truck driver andwounded three coalition soldiers, it said. The fighters then launched rocket-propelled grenades and small-arms fire, and the ensuing 10-hour clash andairstrikes killed «an estimated two dozen enemyfighters,» it said. The coalition said «one enemy fighting position» wasdestroyed, and «no Afghan civilian injuries werereported.»--SPA www.spa.gov.sa/453760