Fitzgerald says a close inspection of documents submitted to the federal government by the city indicate the expansion would fail to reduce delays and wouldn't meet future air transportation needs.
Fitzgerald calls the proposed $15 billion modernization plan, "very little bang for very big bucks."
Chicago officials earlier this year submitted its O'Hare redevelopment plans to the federal government.
Viewers with disabilities can get assistance accessing this station's FCC Public Inspection File by contacting the station with the information listed below. Questions or concerns relating to the accessibility of the FCC's online public file system should be directed to the FCC at 888-225-5322, 888-835-5322 (TTY), or email@example.com.