Leobardo Segura Meza, 27, of Pacoima suffers from silicosis, an incurable lung disease that has been afflicting workers who cut and polish engineered stone high in crystalline silica. (Mel Melcon / ...
Inside the row of workshops in an industrial stretch of Pacoima, men labored over hefty slabs of speckled stone, saws whining over the sounds of Spanish-language rock. Pale dust rose around them as ...