Twilight in the Kingdom: Understanding the Saudis - Mark A. Caudill - Google Books

https://books.google.de/books?id=ACBMspvyiGwC&pg=PA11&dq=Hejazi+Jews&hl=de&sa=X&ei=fR8MUOOcFaaa1AXHsPyoCg&ved=0CFEQ6AEwBw#v=onep

Among the intelligence failures that came to light after the attacks of September 11, there was one that did not result from the failures of spying, decoding secret messages, or interagency communication. Rather, it arose merely from not paying sufficient…