Massive warehouse blaze in California sparks six-alarm response A massive six-alarm fire broke out at a Kimberly-Clark warehouse in Ontario, California, early Tuesday, prompting a multi-agency response as authorities investigate suspected arson. (KTTV) NEW You can now listen to Fox News articles! A disgruntled Inland Empire employe accused of causing $500 million in damage invoked Luigi Mangione as he filmed himself torching a warehouse as he railed against wages, authorities said. Chamel