A strong wave of spring storms has brought widespread flooding and tornadoes to multiple states across the central United States, leaving thousands without power and at least seven people dead.

Scientists have been able to draw links between a warming planet and hurricanes, heat waves and droughts, but the complexity of tornadoes makes it hard to draw the same climate connection.

There have been eight reported tornadoes across four states in 24 hours. A once-in-a-generation extreme weather event is underway, beginning with a tornado outbreak and continuing into the weekend ...

Last night, only one tornado was confirmed in Southwest Ohio. Here's more about Ohio's tornado season and how tornadoes are formed. In Ohio, tornado season peaks between April and June ...