Crowds gathered on Tuesday outside a drug treatment centre in the Afghan capital, Kabul, in a bid for news of their loved ones after it was hit in a Pakistani air strike.AFP reporters counted at

A Pakistani airstrike on a drug addiction treatment hospital in Kabul late Monday killed at least 400 people and injured 250 others, according to the Taliban, accusations staunchly rejected as lies by Islamabad.

Afghanistan has warned of a fierce retaliation after Pakistani airstrikes in Kabul, calling the attack a violation of sovereignty and vowing it will not go unanswered.

Rescue crews are still digging bodies out of the rubble of a drug rehabilitation hospital in the Afghan capital Tuesday morning, after officials there said an overnight Pakistani airstrike