U.S.officials investigate case of flying pig(1)

　　PHILADELPHIA---The Federal Aviation Adminis-tration is convinced that pigs can fly. Now it wants to know ho w and why.

　　The FAA said its investigators are trying to sort t hrough a bizarre series of events that allowed a 300-po und pig to fly firstcalss aboard a non-stop US Airways flight from philadelphia to seattle.

　　In the rare case of a pig that actually flew, the p orker boarded US airways flight 107 with its two women owners and 198 other human passengers, and slept for mo st of the six-hour flight.

　　But the animal went hog wild as the boeing 757 taxi ed to the terminal in seattle. The squealing beast ran through the plane, discharging feces as it went,and tri ed to get into the cockpit before taking refuge in the aircraft's food galley.

　　The pig was last ween being hauled off the plane an d into an airport elevator by its two owners and an oth er passenger.

　　"It will not happen again," promised US Airways spo kesman David castelveter.