This Weekend Has Seen The Passing Of One Of China's Most Respected Scientists,Tsien Hsue-Sen.Known As The "Father Of Chinese Aerospace"Tsien Died At His Home In Beijing At The Age Of 97.
And,as BON's Niva Whyman explains,the long life story of this gifted academic also sheds light on the complex issue of Sino-US ties of more than half a century ago.