We’re tracking a string of tornadoes tearing across the Midwest where the severe weather has already killed at least one person in Iowa.

For the second day in a row, Chicago is in the bull’s-eye of severe weather on Thursday, but the storm forecast is widespread.

A potent line of storms with destructive winds over 80 mph swept across Wisconsin, Illinois and Michigan in the afternoon and evening, causing widespread damage and knocking out power to over 400,000 ...