Fire drip torches, dozers, and prevailing winds – just some of the tools firefighters are using to battle the blazes engulfing California. With fires that start earlier in the year, spark up overnight, and are more extreme in their size and speed, firefighters have to adjust to the new conditions. We follow a reporter who embeds with a CalFire strike unit working a corner of the Ranch Fire. It's one of the fires that make up the Mendocino Complex, the largest fire in California’s history. Guest: Sukey Lewis, KQED News reporter