per Fox News
Suspicious activity forces plane to land at O'Hare????
Plane diverted to O'Hare Airport
Reports of suspicious materials
April 26, 2005 A United Airlines flight from New York's JFK Airport to San Francisco has been diverted to O'Hare Airport after reports of suspicious materials aboard. The 757, which is carrying 75 passengers, made an emergency landing.
Chicago bomb and arson officers are at the scene on an O'Hare runway. There are no reports of injuries
http://abclocal.go.com/wls/news/042605_ns_flight_diverted.html
nothing on locally
Per WGN noon news:
Hazardous material on board {suspected} Hazmat on site