Maybe take out the lot at the Christmas party ?Whilst the loss of the top dog will doubtless hurt, the removal of those further down the chain, the engineers and technicians actually doing the work and the places they do it, would be more disruptive. Can't build buckets of instant sunshine if you've no one that knows how to do it or somewhere for them to do it.
Not that there haven't been tragic accidents in Iran before of course.
Oh , hang on ....