A coordinated suicide attack in Kabul city killed 20 people and wounded 50 others.
Nasrat Rahimi, Interior Ministry spokesman confirmed that the militants detonated a car bomb close to the office of the Afghanistan Green Trend led by Amrullah Saleh.
Rahimi further added that four assailants stormed the office of Saleh after the explosion.
He said the attack killed 20 people and wounded at least 50 others.
No individual or group including Taliban has so far claimed responsibility for the attack.