Air France flight AF-229 made an emergency landing in Asuncion, Paraguay, on December 19th.
The Boeing 777-200 plane heading from Buenos Aires, Argentina, to Charles de Gaulle Airport, France, was diverted due to an unusual odor on-board.
The plane landed safely. All two hundred and seventy-four people aboard remained unharmed.
It is believed that the odor was caused due to overheating of an electrical component.

American Airlines flight AA-3478 had to return and make an emergency landing in Champaign, Illinois, on December 13th.
Red Wings Airlines flight WZ-808 had to return and make an emergency landing in Ufa, Russia, on August 22nd.
American Airlines flight AA-574 made an emergency landing in Tampa, Florida, on September 19th.