Momentum is building in Russia for widespread protests this weekend in support of jailed opposition leader Alexei Navalny.
AstraZeneca will cut deliveries of the Oxford COVID-19 vaccine to the European Union by 60% in the first quarter of the year, according to Reuters news agency.
Millions of people in Beijing are being tested for COVID-19 after the Chinese capital recorded three new cases on Friday.
Joe Biden has warned that the fight to bring coronavirus under control in the US is a "wartime undertaking" - devoting much of his first full day in office to tackling the pandemic.
Japanese officials have denied claims the Tokyo Olympic Games are being cancelled because of the coronavirus pandemic.
Canada's governor general - the Queen's representative - has resigned amid allegations she presided over a toxic work environment in which staff were bullied to tears.
Donald Trump's impeachment trial will start on 8 February, Senate Majority Leader Chuck Schumer has said.
A Twitter account claiming to belong to Iran's Supreme Leader Ali Khamenei has been suspended after it appeared to post a call for an attack on Donald Trump.
The main members of a people smuggling gang have been given long jail sentences after 39 Vietnamese illegal immigrants suffocated in the back of their lorry.
French authorities have said they are ready to give financial support to the struggling Eurostar.