A British doctor on Monday pleaded guilty to an audacious but unsuccessful plot to kill his mother’s partner with a fake Covid-19 vaccine, which involved him forging medical documents and dressing in disguise to inject his victim with poison.

The GP disguised himself with a mask and glasses and carried out the visit himself, also offering the victim a Covid-19 booster jab. Mr O'Hara felt a "terrible pain" as soon as the injection was given with the visitor making a swift exit,

A GP has admitted plotting to kill his mother’s long-term partner by disguising himself as a community nurse and poisoning him with a fake Covid booster jab.