Firefighters are still struggling to contain a raging wildfire in northern Los Angeles County that´s burned more than 23,000 acres. The so-called Copper fire has forced the evacuation of 15-hundred people in the Green Valley area and has burned seven homes. It´s 15% contained. To the west in Ventura County, the state´s other huge blaze has burned nearly 21,000 acres. It´s 25% contained. Fire officials say higher humidity levels are helping in the battle against that blaze.