On its official media Twitter feed, the Fire Department says it responded to a call after Flight 3720 landed at O'Hare International Airport on Wednesday. The department says it took one of the hurt passengers to a hospital; the two others did not want to go.
According to the flight tracking website FlightAware.com, the flight left New Orleans at 7:40 a.m. and landed at O'Hare at about 9:30 a.m. The website says the aircraft is a Bombardier CRJ-700, a regional jet.
American Airlines spokeswoman Mary Frances Fagan referred inquiries to the Chicago Fire Department.