AlQa'dah 22, 1434, Sep 28, 2013, SPA -- At least three soldiers of Pakistan's Frontier Corps were killed by unknown attackers Saturday in Balochistan province, dpa cited officials as saying. Gunmen ambushed a patrol in the Proom area of Panjgur district in the early morning, military spokesman Khan Waseeh said. "Three soldiers were killed and two other injured," he said. No group claimed immediate responsibility. Panjgur district also was partially affected by the 7.7-magnitude earthquake on Tuesday that killed at least 515 people in Balochistan.