A UPS cargo plane, en-route from Ontario, California to Louisville, Kentucky, had to make an emergency landing at the Chicago Rockford International Airport, Illinois, at about 11 p.m. on September 10.
The pilot decided to land in emergency after a hydraulic fault was discovered in the aircraft.
The plane landed uneventfully and all 4 people aboard remained unhurt. The cargo packages were transferred to another plane for timely delivery.
The plane was taken for inspection.
The FAA is investigating.

UTair Aviation flight UT-258 had to make an emergency landing at Vnukovo International Airport, Russia, on February 13th.