A raging wildfire has broken out in the nearby forest. Endless billows of smoke are blackening the sky. But you notice something strange happening. The clouds of smoke start to rapidly spin and churn.

Many of the 10,000 people evacuated are tourists ...

As if they aren't already facing enough, firefighters in California also could encounter fire tornadoes — a rare but dangerous phenomenon in which wildfires create their own weather. Los Angeles ...