Kabul, Oct 29 (IANS): Two suicide bombers, one of them a woman, blew themselves up, claiming at least four lives while an Afghan soldier shot dead four people, including three NATO soldiers, in Afghanistan Saturday, officials said.

A woman suicide bomber blew herself up next to the department of National Directorate for Security in Kunar province capital Assadabad, killing one person and injuring five others, including three policemen, an official told Xinhua.

The second suicide bomber blew up his explosives-laden car around 11.30 a.m. near a NATO convoy in Darul Aman road in the western part of Kabul Saturday morning, police spokesman Hashmat Stanikezy told Xinhua.

Though details about casualties were not released, private TV channel Tolo News said at least three NATO soldiers were killed in the blast.

Meanwhile, an Afghan soldier opened fire and killed four people, including three NATO soldiers, and their local interpreter in Uruzgan province, said General Abdul Hamid Wardak, Afghan army commander in the southern region.