Four Nato soldiers killed in Afghanistan

Four soldiers of the international Nato-led alliance and two Afghan civilians have died in three separate incidents in southern Afghanistan, officials said Sunday.
Two of the soldiers were killed in an insurgent attack and a roadside bombing, the alliance said, without providing further details. A coalition helicopter was also forced to land in southern Afghanistan, the alliance said, but it did not disclose the location nor cause of the incident. "Initial reporting indicates that there was no enemy activity in the area.