New Delhi, Feb. 2 -- A worker at Chicago's O'Hare International Airport was critically injured Saturday night when an aircraft tug collided with a plane that had just landed. The impact caused the tug to flip over, pinning the driver underneath.

The Federal Aviation Administration (FAA) reported that the incident occurred at approximately 7:35 p.m. local time. Air Wisconsin Flight 6181, a Bombardier CRJ-200, was approaching a gate when it was struck by the tug. Air Wisconsin operates under American Eagle, a subsidiary of American Airlines.

Chicago police said, as per a report in CBS News, the tug driver, a 64-year-old man, suffered head and lower body injuries after the vehicle overturned upon impact with the aircraft's wing. Emergency ...