Hong Kong and Macao said Wednesday they have immediately suspended administering the COVID-19 vaccine produced by Pfizer-BioNTech as a "precautionary measure" after a batch had issues with their vial lids. The Hong Kong government said the suspension is in place "until further notice" as an investigation by German firm BioNTech and Chinese distributor Fosun Pharma is under way to identify the cause of the packaging issue. This week, ?? is ...