Hunting Nature's Fury

Each year, at least 1,200 tornadoes batter the United States. While most occur in Tornado Alley--a vast, weather-beaten swath of middle America-in truth, tornadoes can occur almost anywhere. And where there are tornadoes, there are storm chasers. They come in all shapes and sizes, from hobbyists to researchers to professional chasers. There is one, however, who stands well above the rest: Roger Hi...