“…estic cases have recently examined the Article 2 operational duty. The key ones to which we were referred are: R (Maguire) v Blackpool and Fylde Senior Coroner [2020] EWCA Civ 738, [2021] QB 409 (Court of Appeal, Lord Burnett CJ, Sir Ernest Ryder and Nicola Davies LJ), R (on the application of Gardner) v Secretary of State for Health and…”