At least two people were killed when an explosion rocked Jalalabad in Nangarhar province Thursday, Afghan officials said. According to UPI, Ahmad Zia Abdulzai, a spokesman for the provincial governor, said the blast occurred near the provincial attorney general\'s office, Khaama Press reported. Abdulzai said an Afghan security official and a civilian were killed by the explosion and another person was injured. No one has claimed responsibility, Khaama Press said.