**FILE** A model of the Boeing 747-8 aircraft is on display at the Asian Aerospace Expo and Congress 2011 in Hong Kong on March 8, 2011. (Associated Press)

Photo by: Kin Cheung

**FILE** A model of the Boeing 747-8 aircraft is on display at the Asian Aerospace Expo and Congress 2011 in Hong Kong on March 8, 2011. (Associated Press)