A Beijing-bound United Airlines 747 is safely on the ground after an apparent engine problem prompted the crew to return to Dulles.
A Beijing-bound United Airlines 747 is safely on the ground after an apparent engine problem prompted the crew to return to Dulles.
一架开往北京的联合航空波音747飞机由于引擎问题被迫返航，日前已安全着陆。