Test and Trace
Tracers unable to reach quarter of people who came into contact with infected
Hundreds of Covid-19 testing sites to open in towns and cities
Boris Johnson pledges to increase testing capacity to 500,000 a day
Speed of contact tracing system essential to slowing coronavirus spread – study
Thousands of taxi drivers, shop workers and cleaners to get coronavirus test
Most people wait longer than two days for a home Covid-19 test result
Boris Johnson reveals £1bn plan to help pupils catch up after lockdown
Coronavirus study finds as many as 80% of positive cases do not show symptoms
Government defends Covid-19 test and trace programme
