OROVILLE, Calif. — A 26-year-old man has been arrested on suspicion of starting a massive Northern California wildfire in July that destroyed 26 homes and businesses and prompted the evacuation of nearly 30,000 people, officials said. Spencer Grant Anderson of Oroville, California, was arraigned on Monday on charges of arson of an inhabited structure, arson of forest land and arson causing multiple structures to burn, according to the Butte County District Attorney's Office. Anderson was ordered to return to court on Wednesday after he has a chance to speak to his court-appointed attorney, prosecutors said. "It was a long-term investigation....