KABUL, AFGHANISTAN: Four people were killed and 11 others were injured in a blast close to the convoy of security personnel.
The deadly blast follows suicide bomb attack four days ago on Saturday at Bagram Airfield, the largest US base in Afghanistan, in which four US service personnel were killed.
That explosion had also injured 16 other service members and a Polish troop taking part in NATO mission.
Taliban had claimed the responsibility for the attack.
