Covid news live: Australia case rise continues; Omicron grounds 1,000 more US flights

NSW records 6,234 cases and Victoria 1,999 amid reported delays in PCR testing; Omicron surge grounds 1,000 more US flights over Christmas weekend Hundreds more US flights cancelled for third day amid surging cases Australia Covid update: 6,324 Covid cases in NSW and 1,999 in Victoria Wales, Scotland and Northern Ireland reintroduce Covid restrictions Boris Johnson to examine hospital data before decision on Covid rules Tory MPs warn Boris Johnson against toughening Covid new year rules See all ...