The government's new NHS Covid-19 app has come under fire after it emerged it can't accept results of tests carried out in NHS hospitals or Public Health England labs.
The situation has been branded "a whole new level of absurdity" - with people unable to share their results anonymously with close contacts.
Just two days ago Health Secretary Matt Hancock claimed the app - launched four months later than promised - was an "important step forward" in the fight against the virus.
It uses Bluetooth signals to identify close contacts, and alerts them if someone they've been close to tests positive for coronavirus.
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