Second Covid-19 vaccine cleared for use in US prepared for shipment

A worker gives a thumbs up while transporting boxes containing the Moderna Covid-19 vaccine to the loading dock for shipping (Paul Sancya, Pool/AP)

Workers in the US began packaging shipments of the second Covid-19 vaccine to be authorised in the country in a boost to efforts to bring the coronavirus pandemic under control.

Employees at a factory in the Memphis area were boxing up the vaccine developed by Moderna and the National Institutes of Health.