CMSD
-0.1200
Fourth doses of the Pfizer and Moderna vaccines against Covid-19 are only "partially" effective for the Omicron variant of the virus, the authors of an Israeli trial said Monday.
Hong Kong police arrested and charged Monday two Cathay Pacific flight attendants for allegedly contravening Covid regulations, after the emergence of the Omicron variant in the territory was traced to their breach of home quarantine.