[Ada Coddington]

About the only places I can think of that might have had a strain on file is the USDA's National Animal Disease Lab in Ames, and perhaps the vet school at Iowa State University...

I doubt the hijackers had access to that supply, or at least direct access.

[FITZ]

I doubt the hijackers had access to that supply, or at least direct access.

They have Arabs working in microbiology labs and university research. They do have access to just about everything.

[Irene Adler]

"About the only places I can think of that might have had a strain on file is the USDA's National Animal Disease Lab in Ames, and perhaps the vet school at Iowa State University...

I doubt the hijackers had access to that supply, or at least direct access."

Both universities, particularly in their scientific and technical departments, are LOADED with foreign students and staff from all over the world.