Whatsapp messages between Matt Hancock (Secretary of State for Health and Social Care), Robin Swann (Minister of Health Northern Ireland), Vaughan Gething (Minister for Health and Social Services, Welsh Government) and Jeane Freeman (Cabinet Secretary for Health and Sport, Scottish Government) regarding a 4 Nations Joint Statement cautioning the public to be careful and confirming the actions that needed to be followed across the UK, dated 24/12/2020.