Crammed into their two-door Toyota Celica with three huskies, Hailey Hart and her fiance Steve Romero hugged and prayed as a tornado rolled the car upside down before tossing it on its wheels again.

The preliminary survey of what's called the "Kentwood - Darbun, MS" tornado had an initial rating of EF3. On Monday, that rating was increased to EF4.

Residents and work crews in the South and Midwest are beginning to clean up and survey the destruction from a series of ...

Tornadoes are classified through the Enhanced Fujita, or EF, scale, which rates storms on a scale of 0 to 5 based on recorded ...