A roadside bomb has killed six Afghan policemen and wounded five colleagues in the southern province of Kandahar, according to a provincial official. The bomb went off along a road to the north of Kandahar city on Sunday as the policemen were passing in a vehicle, Mohammad Nabi, a senior provincial official, said. Aljazeera's correspondent reported that six Afghan policemen were killed on Saturday evening and another five were injured when a bomb hit the vehicle carrying them in Shah Wikot in Kandahar province.US forces said six Afghan soldiers were killed and eight armed Taliban members arrested during a search campaign by US and Afghan forces in three districts in Helmand province during the past two days of clashes with Taliban fighters. The statement did not comment on Taliban losses, Aljazeera's correspondent said.