Robert Jenrick speaks at daily press conference on Covid-19 from Downing Street

The press conference, led by the housing secretary and Dr. Jenny Harries, provides updates on the UK's coronavirus response, including testing statistics and fatalities. A new COVID alert level system is introduced to guide social distancing measures based on the virus's threat level, determined by the R value and case numbers.

What is the total number of coronavirus tests carried out in the United Kingdom as mentioned in the text?

How many people are currently in hospital with COVID-19 according to the latest update?

What was the increase in fatalities since the previous day as reported in the text?

What is the purpose of the new COVID alert level system being established?

What determines the level of social distancing measures according to the alert level?