CBS Chicago

The contractor, who was conducting work, was stranded about 130 feet above ground inside an enclosed sign structure toward the top of a sign pole.

Contractor rescued from highway sign after being stranded for hours in Wilmington, Illinois

Six people in Cook County have died from heat-related causes so far this month. The last time Cook County came close to this many heat-related deaths in a single month was in July of 2019, when there were five such deaths.

Cook County reports 6 heat-related deaths so far in July

Record heat and major air quality issues created by wildfire smoke were key topics as some of the top climate leaders from around the world gathered in Chicago this week for the Aspen Institute's annual climate summit.

Top climate leaders meeting in Chicago for annual Aspen Institute conference