7NEWS Update - Thursday December 23, 2021: NSW to offer free rapid antigen tests;

Free rapid antigen tests will be mailed to homes and QR check-ins will return in a major shake-up of the New South Wales Omicron strategy; an Adelaide man has dismissed claims he's a hero, after giving his friend the ultimate Christmas present - a kidney; and there's fresh hope for solving one of America's most baffling murder mysteries, the death of JonBenet Ramsey. Presented by Angie Asimus. More news across the day on 7NEWS.com.au and 7Plus. Hosted on Acast. See acast.com/privacy for more information.