Veterans of the Flying Tigers and their families are in China, hoping to rekindle the spirit of cooperation that defined their wartime effort. The Flying Tigers, an iconic group of American volunteer aviators, played an important role in defending China against Japanese forces during World War II. Harry Moyer is among the last of the extraordinary fighter pilots, and he's spending his 103rd birthday in Beijing. He shares his feelings about the trip with CGTN's Dong Xue.