The Extreme Weather Files
Tornado
S1 E1:
Husband and wife storm chasers, Jeff and Kathy Piotrowski, chase down a Missouri tornado and witness a town's devastation; Meteorologist Mark Robinson is chased by a twister in Nebraska, while a second meteorologist, Jaclyn Whittal, witnesses one of the widest tornadoes ever recorded. Experts describe how tornadoes evolve and change direction, and why early detection systems are critical.