About 47 million people faced an enhanced to moderate severe storm threat from Madison, Wisconsin, to Birmingham, Alabama.
Scientists said the storm's strength and potential for far-reaching impacts is notable, but its timing isn't unusual.
A sprawling storm system crossing the U.S. on Friday caused deadly crashes, damaged buildings and fanned more than 100 ...
A sprawling storm system crossing the U.S. overturns semitrucks on highways and fans wildfires in Texas, Oklahoma, Missouri ...