Al-Zawahiri's path went from Cairo clinic to top of Al-Qaeda
CAIRO, Egypt: The doors of jihad opened for Ayman Al-Zawahiri as a young doctor in a Cairo clinic, when a visitor arrived with a tempting offer: a chance to treat Islamic fighters battling Soviet forces in Afghanistan. With that offer in 1980, Al-Zawahiri embarked on a life that over three decades took him to the top of the most feared terrorist group in the world, Al-Qaeda,