Spot fires, intense flames rage as crews fight Yosemite Rim blaze: More than 4,000 firefighters on nearly 500 fire engines were struggling to stop the massive blaze on the ground, Cal Fire said. They were being aided by 17 helicopters and a number of fixed-wing aircraft, including huge DC-10 bombers filled with fire retardant that made repeated assaults on the fire fronts. - latimes