Karl du Fresne: WorkSafe lets itself off the hook

It intrigues me that WorkSafe has apparently let itself off the hook with its decision to prosecute those it holds responsible for the Whakaari-White Island tragedy.Surely WorkSafe, as the government’s workplace safety regulator, must bear some responsibility for the accident? It must have known tourists were visiting an active volcano. I mean, it was hardly a secret. So why is it prosecuting GNS