Unknown gunmanA group of unidentified gunmen have killed three health workers in Ghazi Abad District of eastern Kunar province.

Officials say the health workers were kidnapped from Sira Gul area of the same district a few days before and gunned down last night.

Motive behind the incident is unknown but police say they have launched investigation into the case.

Kunar which shares a long border with Pakistan is comparatively one of the restive provinces of Afghanistan where on several occasions efforts have been made for disrupting the medical and educational systems.