In March, the country’s largest stone fruit producer laid off thousands of workers in the San Joaquin Valley. The announcement came months after the Fresno-based company, Prima Wawona, declared bankruptcy. The collapse has left many in the Central Valley wondering how prepared the workforce is for industry disruptions. Reporter: Esther Quintanilla, KVPR California firefighters often wear protective gear that also has some amount of toxic chemicals in it. Now efforts are underway to change that.  Reporter: Kevin Stark, KQED  Learn more about your ad choices. Visit megaphone.fm/adchoices