US authorises second vaccine as Italy tightens holiday restrictions

Covid-19 vaccine.

The United States is the first nation to authorise the two-dose regimen from Moderna, now the second vaccine to be deployed in a Western country after the one developed by Pfizer and BioNTech. PHOTO | AFP

Washington

The United States on Friday authorised Moderna's Covid-19 vaccine for emergency use, paving the way for millions of doses of a second vaccine to be shipped across the hardest-hit country in the world.