THE ARIZONA DEPT PUBLIC SAFETY & PHOENIX POLICE DEPT ARE REPORTING HIGH OCCURENCES OF FIRES ASSOCIATED WITH REAR-END COLLISION OF THE CROWN VICTORIA VEHICLES, AN OFFICER WAS KILLED WHEN HIS VEHICLE WAS STRUCK FROM BEHIND AND BURST INTO FLAMES, THE OFFICER WAS STOPPED AT A COLLISION SCENE AND THE OTHER VEHICLE WAS TRAVELING INEXCESS OF 66 MILES MPH AT IMPACT, AUTHORITIES SUSPECT FUEL SYSTEM RELATED(NO VIN GIVEN)*JB