Daredevil Nik Wallenda performs his blindfolded walk along a tightrope between two skyscrapers suspended 500 feet (152.4 meters) above the Chicago River in Chicago, Illinois.
Visitors walk through the holiday lights display “ZooLights” at the Lincoln Park Zoo in Chicago, Illinois.
A nightime aerial view of downtown in the US city of Chicago
Scott Olson/Getty Images
Lightning strikes the Willis Tower (formerly Sears Tower) on early Thursday morning in Chicago, Illinois. A massive storm system with heavy rain, high winds, hail and possible tornadoes is expected to move into Illinois and much of the central part of the Midwest.