The John Williams NewsClick: How did Rahm Emanuel do?

In this April 22, 2019 photo, Chicago Mayor Rahm Emanuel waves as he arrives at a news conference outside of the south air traffic control tower at O'Hare International Airport in Chicago. The south control tower has been awarded gold status by a group that monitors standards for eco-friendly buildings. The tower is one of three that the FAA operates at O'Hare. (AP Photo/Kiichiro Sato)

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