Fallujah, Dec 24, SPA -- U.S. Marine infantrymen fought withinsurgents in Fallujah as warplanes and tanks bombardedguerrilla positions in the heaviest fighting here in weeks. The clashes raged as nearly 1,000 residents returned to thedevastated city for the first time since U.S. troops droveout most of the militants last month.--SPA1127 Local Time 0827 GMT www.spa.gov.sa/227205