COVID-19 pandemic

But NHS chief Simon Stevens says 140 vaccination jabs are being delivered every minute.
The impact of coronavirus on minority groups is a mystery because crucial data only goes back to July 2020.
The latest figures were published on Saturday.
1,035 more Covid-19 deaths have been recorded in 24 hours, according to the latest government figures.
The figures also include another 830 deaths and come just a day after Boris Johnson announced a third lockdown.
"It's still the only drug that’s been demonstrated to save the lives of patients with Covid."
One NHS boss said frontline hospital staff are "back in the eye of the storm" as the number of coronavirus patients hits a record high.
Independent Parliamentary Standards Authority said wage hike would "not reflect the reality" faced by people during the Covid-19 pandemic.
These interim results are the first full peer-reviewed data to be published for a coronavirus jab.
Resits, advance notice of topics and more generous grades are meant to compensate for the interruption to education during the pandemic.