SINGAPORE : Singapore has approved Pfizer-BioNTech's COVID-19 vaccine for pandemic use and expects delivery of the first shots by the end of December, Prime Minister Lee Hsien Loong said on Monday.The city-state of 5.7 million expects to have enough vaccines for everyone by the third quarter of 2021, Lee added, and will make it free for all Singaporeans and long-term residents.Lee said he and other government officials would be among the early recipients, after healthcare workers, frontline workers, the elderly and the vulnerable.Click here to read the Mint ePaperMint is now on Telegram.