Taiwan reported its first local coronavirus transmission Tuesday, ending 253 days of being virus-free in a major blow for an island that has been lauded for its pandemic response.
Canada's most populous province, Ontario, will impose a new lockdown beginning Saturday for its 14 million inhabitants, its premier announced Monday as Covid-19 cases climb.
The EU finally gave the green light for the Pfizer-BioNTech coronavirus vaccine on Monday, paving the way for the first inoculations to start across 27 countries just days after Christmas.