Solicitor General Lucy Frazer has said that she "completely understands" everybody's frustrations in relation to the NHS Covid-19 app, but has stressed the importance of people needing to self-isolate if they are pinged. It comes after more than half a million users in England and Wales received an alert in the seven days to July 7, the highest seven-day total since data was first published in January. Report by Patelr. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn