UK Contact Tracing App Downloads Spike Despite Fears of a 'Pingdemic' as Covid Cases Surge

LONDON — Downloads of the U.K.'s contact tracing app surged last week, according to new data, despite widespread concerns of people being told to self-isolate amid a sharp rise in coronavirus cases. The NHS Covid-19 app was downloaded 161,000 times in the week of July 11-17, according to figures from...