Worst Chicago blizzard 2011

FOCUS-GLOBAL.CO.CC-Chicago blizzard has caused roof panels on Wrigley Field to fall off. Chicago blizzard shuts down airports and Lake Shore Drive, forcing a rare closing of Chicago public schools, and emptying the city by evening -- will continue to pelt the area until Wednesday morning. In its icy wake will be as much as 20 inches, maybe more, according to the National Weather Service.photo via