>> violent earth. >> i'm liev schreiber 2023 set an all-time record weather and climate related disasters in the us. 28 events with losses over $1 billion wildfires hurricanes, and floods are more frequent than ever. the earth is changing tonight we delve into one of the most powerful natural hazards in the world. >> tornadoes terrifying vortexes on leave from thunderstorms in cause unimaginable destruction few examples of their power are more definitive than the 2011 twister that hit joplin, missouri categorized as an ef5, the highest level possible maximum winds over 200 miles per hour the tornado cut right through the center of the city