Get exclusive access to this video & more

Become a 10 play member
or sign in and enjoy the benefits

Supertornado: Anatomy of a Megadisaster
PG | Documentary

Air Date: Tue 1 Sep 2020
Expires: in 6 months

The costliest tornado in American history carved a mile-wide swathe of destruction. Scientists try to find out what made it so destructive