Who is killing Iranian nuclear scientists?

[Corruptbuddha]

Another was blown to bits today in Tehran. That makes 3 killed and one nearly killed.

http://www.msnbc.msn.com/id/45953703/ns/world_news-mideast_n_africa/#.Tw4TOVZzJ8E

Question is: Who's doing it?

 

[Cicero]

I selected Israel but I could also see our CIA saying "Screw Obama! We can't let these insane haters of the West get nuclear weapons," and then just contract wet work teams to get the necessary work done.