Just 15 people among the 58,000 who took part in government-run trials for reopening large events tested positive for Covid, The Telegraph can reveal. The trials included the FA Cup final and a semi-final at Wembley, the Brit Awards at the O2 arena in London and DJ sets at the Circus nightclub in Liverpool. https://www.telegraph.co.uk/politics/2021/05/20/exclusive-just-15-positive-covid-tests-among-58000-attended/