Coronavirus: US predicts ‘vaccines before Christmas' as pandemic super-surge looms
Hopes for a first wave of vaccinations before the end of 2020 received a boost with US firm Moderna saying it was filing on Monday for emergency authorisation of its Covid-19 vaccine in the United States and Europe.After top US scientists warned Americans to brace for a “surge superimposed on the surgeâ€, Moderna reported full results had confirmed a high efficacy estimated at 94.1 per cent.It was set to join American pharmaceutical maker Pfizer and Germany's BioNTech, which applied for similar…