 As has become common in wildfire-prone areas, when it's hot, dry, and windy, Pacific Gas and Electric preventatively cuts off the electricity. The goal being to prevent wildfires if power lines come down in the wind, but it leaves thousands of people with no air conditioning or refrigerators. That's why many in the areas where electricity is often shut off now have backup generators or battery backup. Alex Stone, ABC News. A search for survivors continues following a house explosion in Lafayette, Wisconsin. You're listening to ABC News.