BOSTON — An American Airlines flight from Los Angeles en route to Boston was forced to make an emergency landing in Chicago Wednesday night.

CNN reported that American Airlines Flight 202 landed at Chicago O’Hare International Airport around 8:30 p.m. after a medical emergency on board.

“The pilot declared a medical emergency to remove a passenger,” American Airlines spokesman Kent Powell told CNN. “The flight landed without incident. The passenger was removed and transported to an area hospital.”

The 757 was carrying 178 passengers and nine crew members.

Officials said after the passenger was removed from the plane, it departed Chicago and continued on to Boston.