Afghan policemen stand guard, 19 Jul 2007

Police in Afghanistan say 25 Taleban rebels and four security guards were killed when insurgents ambushed a private convoy in the western part of the country.

The attack took place late Friday in the Bakwa district of western Farah province.

In other news, NATO artillery rounds killed one Afghan civilian and wounded five others in the country's eastern Kunar province Saturday.  It is not clear if the artillery fire was aimed at insurgents or part of a military exercise.

Aid groups say that more than 230 Afghan civilians have been killed this year in operations by NATO and U.S.-led troops.

NATO officials have said they are reviewing military operations in Afghanistan to prevent the killing of civilians

Some information for this report was provided by AFP and Reuters.