Kabul, Afghanistan ? Three coalition soldiers died in a battle with extremists Friday in northeastern Afghanistan, while a suicide bomber killed a NATO soldier in the south, officials said.

Two coalition soldiers also were wounded in the fighting with the militants in Waygal district of the northeastern Nuristan province, U.S. Army Brig. Gen. James Terry said in a statement. The New York Times said the coalition casualties were American troops.

U.S.-led coalition troops and Afghan forces, meanwhile, raided a building in southeastern Afghanistan, killing three suspected al-Qaida members, officials said.

The suicide attack took place on the highway in the Spin Boldak district of the southern Kandahar province, the NATO-led force said. The nationality of the killed soldier was not released. Most of the soldiers in the area are Canadians.