The major problem facing the Labor party today is one of logistics: how do you get rid of a floundering leader when the person most adept and experienced at stabbing leaders in the back is himself now the one in need of knifing? Add in the not inconsiderable hurdles former Prime Minister Kevin Rudd rammed through caucus to shore up his leadership during what he imagined would be his third tenure in the office, and most argue that Bill Shorten has reason to feel comfortably secure.