Nearly 60,000 people are under evacuation orders as the massive fire continues to grow. LEARN MORE: Air quality in Lake Tahoe area considered extremely unhealthy due to Caldor Fire: WHO: https://abcn.ws/3t0aqTx SUBSCRIBE to GMA's YouTube page: https://bit.ly/2Zq0dU5 VISIT GMA's homepage: https://www.goodmorningamerica.com SIGN UP to get the daily GMA Wake-Up Newsletter: https://gma.abc/2Vzcd5j #GMA #CaldorFire #LakeTahoe #AQI #Wildfires