BREAKING: Taliban ‘attack US air base leaving at least four dead’ after huge explosion
Nato sources said the explosion occurred just after 5.30am local time (1:30 AM GMT) at the US base in Bagram and there had been casualties.
Force protection and medical teams are responding to the blast at this time.
Abdul Shokor Qodosi, the district governor of Bagram, said that at least four people were killed and 14 injured in the blast, which he said occurred near a dining facility.
He said the cause of the blast was unclear.
The attack has been allegedly claimed by Taliban operatives in the region, who say the explosion was in fact a suicide blast.