Taliban insurgents detonate explosives and fire guns in the assault . NATO supply trucks catch fire amid violence . The initial attack was repulsed and Afghan and NATO troops engaged the militants in a firefight for about two hours , during which all the attackers were killed , Abdulzai said . The attack is a major setback for Afghan President Hamid Karzai, who has been trying to push back against an insurgency that has claimed more than 10,000 lives since 2001. The Taliban claims it inflicted casualties , but NATO says no troops were killed .
Taliban insurgents detonate explosives and fire guns in the assault . NATO supply trucks catch fire amid violence . The attack is a major setback for Afghan President Hamid Karzai, who has been trying to push back against an insurgency that has claimed more than 10,000 lives since 2001. The Taliban claims it inflicted casualties , but NATO says no troops were killed .