A suicide attack killed at least six people at Kandahar international airport in southern Afghanistan on Thursday, police said.
"Six civilians were killed in a suicide attack close to the gates of Kanadahar airport today," said Kandahar police chief General Abdul Razeq.
The Taliban, the militia leading a 10-year insurgency against the Afghan government and tens of thosuands of NATO troops, claimed responsibility.
Spokesman Qari Yousuf Ahmadi said the target was "the bullet-proof vehicles of foreign forces".
The army commander for southern Afghanistan, General Hamid Wardak, said earlier that three civilians died in the attack, which was "on foreign special forces at the entrance gate of Kandahar international airport".
A spokesman for NATO forces in Afghanistan said there were no casualties among foreign troops in what he called a "vehicle-born suicide attack".