Relatives of China's Hong Kong victims killed in the Luxor balloon accident arrive at the Cairo International Airport on Feb. 27, 2013. (Xinhua/Li Muzi)

Relatives of China's Hong Kong victims killed in the Luxor balloon accident arrive at the Cairo International Airport on Feb. 27, 2013. (Xinhua/Li Muzi)

A relative of China's Hong Kong victims killed in the Luxor balloon accident arrives at the Cairo International Airport on Feb. 27, 2013. (Xinhua/Li Muzi)