More than a quarter of a million people across the world have now died of Covid-19.
The number of confirmed Covid-19 cases has topped 3.6 million.
252,000 people have died, including 69,000 in the US, the country worst affected by the deadly outbreak.
New modelling there now predicts 134,000 people will die of the virus.
Another 436 people have died in England, Scotland and Wales, bringing the death toll past 29,000.
It makes Britain the worst-affected European country, just ahead of Italy, where some 4.5 million citizens have begun to going back to work and reuniting with relatives.
Globally there are currently 108 potential vaccines in development, including 8 which have been approved for clinical trials.