CARLSBAD, CA - MAY 14:  The Poinsettia Fire spreads through a canyon, threatening homes and forcing the evacuation of thousands of residents on May 14, 2014 in Carlsbad, California. Thirty homes have burned in the fast-moving Carlsbad blaze, fueled by record heat, high winds and dry conditions. At least four other fires advanced in nearby communities.  (Photo by Daniel Knighton/Getty Images)