A coronavirus contact tracing app has been rolled out across England and Wales.
'NHS Covid-19' tells people to self-isolate for 14 days if it detects they were in close contact with someone who has the virus, as Benji Hyer explains from London.
IN: After months of delays
OUT: "whole system more effective" -- Matt Hancock SOT
DUR: 46 seconds (inc SOT) -- poss out @ 30 secs
http://www.fsnradionews.com/feeds/0924app-bh-generic.mp3