Assignment, moon girl

The girl from the moon
The Russians claimed her because she was half-Russian.
The Chinese claimed her because she was half-Chinese.
The Iranians claimed her because she was in their country.
The British said she didn't exist . . . and if she did she was a liar, a psychotic, or both.
And Har-Buri? He posed a deadly riddle with the both the Lady and the Tiger.
This is the baffling and dangerous game Sam Durell is assigned to play, where the sky is literally the limit and the prize is the lovely girl who lived on the moon and returned to tell about it . .