Some central American nations seeing highest weekly increase in cases; official UK death toll now stands at 45,422

• Trump resumes daily briefings – US coronavirus live
  
• US failure to report vital coronavirus data is hobbling response
• UK targets up to 12 Covid-19 vaccines from around the world
• EU leaders agree spending and €750bn Covid-19 recovery plans
• Six Australians prisons in lockdown after officer tests positive

11.49pm BST

The Nobel Foundation, which manages the Nobel Prizes, on Tuesday cancelled its traditional December banquet because of the coronavirus pandemic and said the award ceremonies would be held in “new forms”, AFP reports.

This is the first time since 1956 that the lavish banquet has been cancelled, according to the foundation. The event traditionally marks the end of the so-called Nobel Week, when the year’s prize-winners are invited to Swedish capital Stockholm for talks and the award ceremony.

11.29pm BST

Joe Biden, in a scathing speech in his campaign to become the next US president, said Donald Trump had ‘quit’ on US citizens and did not care about America.

In a speech on his plan for the economy, in which he promised to expand access to preschool for working families, directly linking the need for affordable childcare to America’s economic recovery, Biden said Trump was not taking the public health crisis seriously:

€750bn EU Covid-19 recovery plan agreed in early morning talks; Trump to resume daily briefings, backs face masks as ‘patriotic’; two Brazil ministers test positive. Follow latest updates

• EU leaders agree spending and €750bn Covid-19 recovery plans
• US military medical teams dispatched to California hospitals
• Oxford coronavirus vaccine triggers immune response, trial shows
• France reveals 400-500 new Covid-19 clusters as mask rules tighten
• See all our coronavirus coverage

8.19am BST

Passengers of China-bound flights must provide negative Covid-19 test results before boarding, China’s aviation authority has said.

The Chinese government has sought to reduce the risk of imported coronavirus cases as international travel resumes.

8.01am BST

The €750bn deal is the “most important economic decision since the introduction of the euro,” according to the EU’s economy commissioner Paolo Gentiloni, who said the most difficult challenge for the commission starts now.

Il vertice infinito è finito con un’intesa. #NextGenerationEU è la più importante decisione economica dall’introduzione dell’euro. Per la Commissione, che ha proposto il piano, comincia la sfida più difficile. #21luglio L’Europa è più forte delle proprie divisioni.