CAL FIRE Chief Ken Pimlott Updates On Detwiler Fire In Mariposa County Thursday, July 20, 2017 | Sacramento, CA Listen / download audio Update RequiredTo play audio, update browser or Flash plugin. @CALFIRE_PIO / Twitter Thousands have been forced to flee their homes in Mariposa County as the Detwiler Fire continues to explode in size. CAL FIRE Chief Ken Pimlott headed down to the fire zone Wednesday night as firefighters struggled to get containment on the blaze. Pimlott will have the latest on the operations in the region and how the city is responding as the blaze bears down on their homes.