...
shoot first ask questions later - there are views akin to that - the author of that link is simply making a punchier line about the essence of recklessness. It could be RS, it could be an intruder.
It would have been DE of Reeva if he had had any idea at all that it was Reeva you realise. That's why Masipa spent so much time explaining why she didn't think that he had suspected it could be her.