I’m surprised they don’t have their top scientists and engineers isolated in an atomic city, like Los Alamos, off limits to outsiders, but with comfortable arrangements for the scientists and their families.
That would really be a target-rich environment. Bunch them all together — easier to do away with them.
They probably do. For all we know these are actually opponents of the regime being murdered and then used for propaganda purposes. “See? The big bad Mossad [or CIA] is interfering with our peaceful nuclear power program! Boo hoo hoo!”