Doctors had diagnosed the 36-year-old with silicosis: an incurable disease caused by inhaling tiny bits of lung-scarring silica. It was an affliction that had debilitated dozens of workers in Los ...

Dennys Rene Rivas Williams had to undergo a double lung transplant and now takes numerous pills each day. He is among dozens of L.A. County countertop cutters diagnosed with incurable silicosis. (Al ...