JARAMI, Iraq, May 10 -- Screaming "Allahu Akbar'' to the end, the foreign fighters lay on their backs in a narrow crawl space under a house and blasted their machine guns up through the concrete floor with bullets designed to penetrate tanks. They fired at U.S. Marines, driving back wave after wave as the Americans tried to retrieve a fallen comrade. Through Sunday night and into Monday morning, the foreign fighters battled on, their screaming voices gradually fading to just one. In the end, it took five Marine assaults, grenades, a tank firing bunker-busting artillery rounds, 500-pound bombs unleashed by...