. >>> well ccome to "cbs this morning." norah o'donnell is off. >>> 1,500 firefighters battling a rapidly growing wildfire in california that is almost the size of san francisco, flames d northeast of los angeles, several homes have been gutted. but officials cannot confirm how many. >> more than 82,000 people are under evacuation orders today. the blue cut fire has exploded to cover 40 square miles. this morning, it is only 4% contained. carter evans is in wright wood, about 40 miles outside of los angeles with the exhausting battle. good morning, carter. >> reporter: good morning. you can see the fire, still travels up the hillside. firefighters have told me personally they have never seen a wildfire like this one. it grows so fast, with so much voracity. there are 1,500 firefighters on the line right now. 178 engineers and ten air tankers, a massive effort. but despite all of effort they've put in, the flames are still growing. one look at the huge walls of flame it becomes clear. >> we had to continually retreat against