Explosion,Afghanistan's parliament

Explosion, gunfire heard outside Afghanistan's parliament.

A loud explosion has rocked the Afghan parliament and shattered windows as members were in session.

Television was broadcasting live from the building in the west of the capital, Kabul, when the explosion struck and lawmakers were seen leaving the building.

Gunfire was heard shortly afterwards.

It was not immediately clear what caused the blast or whether there were casualties.

The Taliban has claimed responsibility for the attack.

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