A 13-year-old boy was arrested on suspicion of setting off fireworks that sparked a wildfire this week in coastal Southern California, forcing the evacuations of about a hundred canyon homes, authorities said.

The Rancho, which burned nearly five acres in Laguna Beach, prompted evacuations and caused power outages. A 13-year-old boy was arrested this week, accused of setting off illegal fireworks that sparked a wildfire in Laguna Beach, Calif., that burned nearly five acres and led to evacuations and power outages, the authorities said.