KABUL, Afghanistan (AP) - Opposition leader and former defense chief Ahmed Shah Massood was injured and his close aide was killed Sunday in an explosion in northern Afghanistan, said Hajji Kahar, an opposition spokesman. Two men from Algeria posing as journalists apparently hid the explosive device in their camera, Kahar told The Associated Press in a satellite telephone interview from Khodja Bahauddin in northern Takhar province, where the explosion occurred. It's not clear whether the two men with the camera were killed. It's believed they were suicide bombers. "There was a lot of noise and smoke," said Kahar. Massood ...