The US intelligence community is split over the possibility th | Financial Times Ukraine news

The US intelligence community is split over the possibility that Covid-19 emerged as a result of a laboratory accident, according to senior official Amanda Schoch.

Two in five Americans are now fully vaccinated against Covid-19, according to the latest data from the top US public health agency. Follow our coronavirus vaccine tracker for more.

What explains the difference between businesses in plague mode and others that appear to be normal? Critics might answer: gross domestic product. But it is not so simple, writes Tim Harford. Take out a subscription trial to read more.

We'll be back next week with more Covid-19 news.