https://www.reuters.com/article/us-health-coronavirus-france/frances-covid-19-tracing-app-expected-to-enter-testing-in-week-of-may-11-idUSKBN22F0QW >France's state-supported "StopCOVID" contact-tracing app should enter its testing phase in the week of May 11 when the country starts to unwind its lockdown, a government minister said on Sunday.