BAGHDAD, Iraq - Abu Musab al-Zarqawi could barely speak, but he struggled and tried to get away from American soldiers as he lay dying on a stretcher in the ruins of his hideout. The U.S. forces recognized his face, and knew they had the leader of al-Qaida in Iraq. Initially, the U.S. military had said al-Zarqawi was killed outright. But Friday new details emerged of his final moments. For three years, al-Zarqawi orchestrated horrific acts of violence guided by his extremist vision of jihad, or holy war — first against the U.S. soldiers he considered occupiers of Arab lands, then...