Afghan officials say they have found the beheaded bodies of three policemen who disappeared Friday.
They say the policemen disappeared in Helmund Province. Authorities blamed Taleban fighters for the killings.
In central Afghanistan, police killed four militants in a clash in Ghazni Province. Officials say a firefight erupted after militants set off a bomb near a police vehicle, wounding four officers.
Officials in Afghanistan say almost 400 people, mostly insurgents, have been killed in an upsurge of violence since mid-May.Some information for this report was provided by AFP and AP.