The Taliban have intensified their attacks in northern Afghanistan in recent days.
The Taliban has claimed responsibility for the attack
The US military earlier confirmed the death of one of its troops.
The Taliban now control or hold sway over half the country
The US has insisted that no deal would be final until the Taliban reached an accord with Ghani, direct talks that the Taliban long refused to undertake
Driving another nail into the coffin of what had appeared to be nearly completed negotiations, Trump said that a US military onslaught on the guerrillas was now at its fiercest in a decade
The president said the US had made tremendous progress over the past six months and had been drawing down its troops at the same time.
More than 24 terrorists, including Taliban senior commander Qari Bakhtyar, were wounded in the operation.
US officials however have been keen to say there is no resumption of peace talks, at least not now in Islamabad
The provincial governor's spokesman Gul Islam Seyal put the death toll at 12 but said authorities were on the scene sifting through the debris
The deal called for a gradual withdrawal of the remaining 14,000 American troops over 16 months, with about 5,000 of them leaving within 135 days
Kabul has been gripped by a surge in deadly violence even after the US and the insurgents reached an agreement that US would pull thousands of troops from Afghanistan.
According to the agreement, a full peace agreement to end more than 18 years of war would depend on subsequent "intra Afghan" talks
Interior ministry spokesman Nasrat Rahimi provided the toll, which is the highest in Kabul in recent months
Such an agreement has been an effort of Special US Representative for Afghan Reconciliation Zalmay Khalilzad
A UN report released last year said that more than 2 million Afghan children aged 6-14 were engaged in some form of child labor
The militants rammed four armoured vehicles packed with explosives into a government compound in Maruf district late Saturday, a police spokesman in southern Kandahar province said
Over the past 16 months, the US and its partners have used military force to drive the Taliban towards "a durable and inclusive political settlement"
Despite Pakistan's positive rhetoric in support of the South Asia Strategy, violent extremist organisations operate along its border with Afghanistan