Afghan army officials say their troops have killed 32 insurgents in the western region of the country.
Officials say four Afghan soldiers were killed and at least three other soldiers were wounded Sunday in the fighting in Badghis province.
In southern Afghanistan Sunday, a NATO service member was killed in an insurgent attack.
A limited withdrawal of foreign troops is expected to begin in July, ahead of a planned transition of responsibility to Afghan security forces due to be completed by the end of 2014.
Some information for this report was provided by AP, AFP and Reuters.