Afghan officials say at least 30 Taliban militants and nine Afghan soldiers have been killed in an ongoing battle in northwestern Afghanistan.

The Defense Ministry says four other Afghan soldiers were missing in fierce fighting that began Friday in the Bala Murghab district of Badghis province.  Afghan troops were backed by international forces in the battle.

Elsewhere in Afghanistan, officials say two roadside bombings have killed four civilians and wounded a provincial governor.

Police said one blast killed four civilians in southern Kandahar province.

In northern Afghanistan Saturday, local officials said another roadside bomb lightly wounded the governor of Kunduz province, Mohammed Omar.

Officials say the blast hit the governor's vehicle as he traveled between Kunduz and the neighboring province of Takhar.

In other violence, the Interior Ministry says Afghan and foreign troops killed five militants in southern Helmand province on Friday.

In western Afghanistan, the ministry says Afghan police killed six militants in Farah province Friday. And police in Herat province shot and killed two would-be suicide bombers before they could detonate their explosives.