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NEW: Sunday 22 March update of our coronavirus mortality trajectories tracker

• US has recorded 100 deaths *so far* since Saturday — already its highest daily total
• UK & US well beyond death tolls when many countries locked down

Live version here: ft.com/content/a26fbf…
Latest case trajectories for major countries:

• Extensive testing in NY sends US case count soaring
• Italy-scale outbreaks remain inevitable for most countries. Test-and-trace is essential, everywhere.

• Read more about flattening curves in Asia: ft.com/content/e015e0…
And here’s our chart showing case trajectories in countries whose outbreaks began more recently. We now have more than 30 countries with three-digit case counts, and some curves are alarmingly steep

Live versions of all charts here: ft.com/content/a26fbf…
You can also see in many of these charts that the virus seems to spread more slowly in hotter and or more humid countries. This matches the findings of a new paper out of MIT: papers.ssrn.com/sol3/papers.cf…
Here's my explainer on why we're using log scales:
And why we're showing absolute numbers rather than population-adjusted rates:
Please DM or email john.burn-murdoch@ft.com with feedback, comments, requests etc.

Feedback is invaluable, and we’re incorporating your suggestions daily.

I’ll continue getting back to as many people as possible.

Stay safe, keep up the social distancing, and don’t panic-buy.
Finally, a request:

Can different countries’ healthcare bodies agree on some consistency in recording covid-19 deaths?

Sure, countries chan choose their own headline indicator, but if all could also publish "deaths where covid-19 was a factor", that would be enormously helpful.
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