KABUL: Officials say an Afghan in an army uniform has shot and killed two international service members inside a Nato base in southern Afghanistan.

Nato spokesman Maj. Jason Waggoner says the attack happened Monday morning in southern Afghanistan. He says a man in an Afghan army uniform killed two service members and the gunman was shot dead. He declined to provide further details.

A Western official in southern Afghanistan confirmed that the incident happened at a base in Lashkar Gah, Helmand province, but declined to give further details. The official spoke on condition of anonymity because the information had not been officially released.