Children play in the spray of an open fire hydrant Thursday, July 5, 2012 on Chicago's south side. Chicago hit 103 degrees as oppressive heat slams the middle of the country with record temperatures ... more 
Children play in the spray of an open fire hydrant Thursday, July 5, 2012 on Chicago's south side. Chicago hit 103 degrees as oppressive heat slams the middle of the country with record temperatures that aren't going away after the sun goes down. (AP Photo/Sitthixay Ditthavong) less 
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Associated Press | Photo By Sitthixay Ditthavong
Thu, Jul 5, 2012 7:16 PM EDT