<p>The Detwiler Fire in Mariposa County, California, grew to 70,000 acres</a> on July 20, as the flames grew unexpectedly overnight.</p><p>According to Cal Fire</a>, 45 structures have been destroyed and almost 4,000 residents have been evacuated. California Governor Jerry Brown declared a state of emergency on July 18 due to the evacuations and damage to electrical and water infrastructure, the Los Angeles Times reported</a>.</p><p>Firefighters from Novato, San Rafael, Corte Madera, and Sonoma Counties are helping to fight the fire, as shown in this video. Credit: Novato Fire District via Storyful</p><br />
