Chinese officials were racing Sunday to smother a fresh coronavirus outbreak in the country's far northwest after 137 new infections were discovered.

Spain declared a national state of emergency on Sunday to tackle a second coronavirus wave as the World Health Organization reported a third straight day of record new infections across the world.

A record of nearly 80,000 new Covid-19 infections over the course of a day were reported in the United States on Friday, according to figures from Johns Hopkins University.

Grim data highlighted the struggle for authorities around the world to bring the coronavirus pandemic under control Saturday, as the US reported 80,000 infections in a single day, France extended a curfew to two-thirds of citizens and Germany's death toll passed 10,000.

The "real number" of coronavirus cases in Spain is more than three million, Prime Minister Pedro Sanchez said on Friday in a televised address.

France's second wave of coronavirus could be worse than the first, the boss of Paris public hospital group AP-HP said on Friday as the country registered a record number of daily cases.

Two more senior Palestinian officials have tested positive for the novel coronavirus as veteran chief negotiator Saeb Erekat fights for his life in an Israeli hospital, one of them told AFP.

U.S. regulators on Thursday approved the first drug to treat COVID-19: remdesivir, an antiviral medicine given to hospitalized patients through an IV.

France extended its anti-Covid curfew to cover two-thirds of the population and Ireland locked down again on Thursday as governments warned of a dire situation in Europe where countries are registering record cases.

Germany is facing a "very serious" rise in coronavirus cases, the head of the Robert Koch Institute disease control centre said Thursday, as the country reported a record 11,287 new infections.