You wrote: So it could have been anyone - right? I beg to disagree. In cases like this one has to look for a motive. The only secret service that had a motive for carrying out this complex and risky operation is the Mossad. See, that was easy wasn't it?
Bennett, Deri expected to resign from Knesset, remain in cabinet under new 'Norwegian Law’ (Haaretz)
from the article: Ireland confirms 'Irish' Dubai killers don't exist