What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) An air Canada Airbus 319 was taxiing into gate E1 at Chicago o'Hare international airport. The ground handler, providing marshalling service, directed the aircraft to line up on a taxi line designated for an Airbus 321, a much longer aircraft. As the aircraft completed the turn into the gate area on the improper taxi line, the left wing tip came in contact with a fixed set of metal stairs on the side of the terminal. The wing sustained only minor damage, requiring the replacement of the wing tip light lens. There were no injuries reported an no emergency equipment was requested.
As the FAA filed it
(-23) AN AIR CANADA AIRBUS 319 WAS TAXIING INTO GATE E1 AT CHICAGO O'HARE INTERNATIONAL AIRPORT. THE GROUND HANDLER, PROVIDING MARSHALLING SERVICE, DIRECTED THE AIRCRAFT TO LINE UP ON A TAXI LINE DESIGNATED FOR AN AIRBUS 321, A MUCH LONGER AIRCRAFT. AS THE AIRCRAFT COMPLETED THE TURN INTO THE GATE AREA ON THE IMPROPER TAXI LINE, THE LEFT WING TIP CAME IN CONTACT WITH A FIXED SET OF METAL STAIRS ON THE SIDE OF THE TERMINAL. THE WING SUSTAINED ONLY MINOR DAMAGE, REQUIRING THE REPLACEMENT OF THE WING TIP LIGHT LENS. THERE WERE NO INJURIES REPORTED AN NO EMERGENCY EQUIPMENT WAS REQUESTED.