By the Editor – Layers of checks and balances mitigate against accidents. But given particularly benign circumstances it is amazing how quickly misplaced assumptions, and overly relaxed application of routine procedures designed to militate against disaster, lead to misadventure. We have all been there – the lesson here is a reminder. The incident that occurred on our return from ARMILLA Patrol. We had landed the ship’s rugby team at midday and proceeded north towards the Mediterranean at a steady SOA, before stopping to pick the victorious 15; actually, it was more like 25 but it’s funny how…