AlQa'dah 2, 1434, Sep 8, 2013, SPA -- Four Afghan soldiers were killed and 30 people were injured in a Taliban attack on the office of the national intelligence agency in eastern Wardak province, an official said, according to DPA. "Six insurgents attacked the National Directorate of Security building in Maidan Shahr city, trying to enter the building," Ataullah Khogyani, spokesman for the governor of Wardak, said. One detonated an explosives-filled truck bomb at the entrance before the others opened fire on troops guarding the building. Police shot dead all six insurgents, Khogyani said. Most of the injured were civilians, he added.