https://www.reuters.com/article/us-health-coronavirus-britain/uk-confident-covid-19-tracking-system-will-be-place-before-lockdown-eased-idUSKBN22X0KZ

Health secretary Matt Hancock said on Thursday he was confident that a COVID-19 track and trace system would be operating by June 1, allowing lockdown rules to be eased without risking a spike in infections.