Tornadoes are forecast across the South today. Here's a look at the 10 deadliest tornadoes in U.S. history, according to the NOAA.
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REUTERS/Ed Zurga
Tornadoes are forecast across the South today in an unusual wave of bad weather in January. Here's a look at the 10 deadliest tornadoes in U.S. history, according to the NOAA.