We can't just move on. If we don't get answers, the force will lose authority
Did members of the Garda Síochána fabricate evidence with the intention of undermining the credibility of a colleague who had raised questions of malpractice within the force? It is by no means certain that anything of the kind happened, but revelations of the past week have raised that frightening spectre. If it did happen, what did Garda Commissioner Nóirín O'Sullivan know of it and what did she do when, according to media reports, the evidence was shown to be false?
Such are the numbers of issues swirling around in relation to justice matters, it can be hard to get to the nub of the matter.
Leaking - now and over many weeks - along with other interventions, have made an already complicated saga appear even more so.