There may be many condinionals in the quote you used. There may also be simpler methods for terrorists to get components for a bomb. That still don't change the fact that there are problems related to security at Russian nuclear facilities. Otherwise the spokesman of The Federal Service of Atomic Supervision maybe wouldn't have "expressed concern about security at nuclear facilities in Moscow."

And these two quotes are neither very reassuring.

"… and part of them are operating at higher educational institutions where it is hard to cerate conditions for effective control over the production of radioactive materials.”

"In his view, physical protection of these facilities and the transportation of radioactive materials “are not properly financed.”"

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