Najibullah Quraishi journeys deep into enemy territory to meet a different band of militants and foreign fighters who say they are loyal to Osama bin Laden and are readying a new offensive against coalition forces. As the United States faces a major strategic review in Afghanistan, Quraishi’s journey sheds light on a question of growing importance: Is Al Qaeda once again becoming a significant presence in Afghanistan? [Explore more stories on the original website for Fighting for bin Laden.]