Singapore suspended quarantine-free travel bookings and Australia renewed its vaccination push on Wednesday as surging Omicron infections just days before Christmas forced authorities to impose new curbs and expedite booster shots. Governments globally have tightened social mobility restrictions and made urgent pleas for citizens to vaccinate as Omicron emerges as the dominant strain of the coronavirus, upending reopening plans that many hoped would herald the start of a post-pandemic era in 2022. Singapore will freeze all new ticket sales for flights and buses under its programme for quaranti…

Read More