Blaze at 1m-sq-ft California warehouse rages into third day: ‘We’re struggling’

Fire at medical supplier Medline in Tracy, city of more than 100,000 residents, is affecting the air qualityCalifornia firefighters continued to battle a blaze on Saturday that had engulfed a roughly 1m sq ft warehouse, causing officials to warn residents over unhealthy air quality.The fire has been raging at the medical supplier Medline Industries’ warehouse in Tracy, a city of more than 100,000 residents located a…