Newsnight has seen exclusive data that shows large numbers of asymptomatic staff could have been unknowingly spreading coronavirus through care homes. Subscribe to our channel here: https://goo.gl/31Q53F Figures from the UK’s largest charity care provider, MHA, shows 42% of its staff who recently tested positive were not displaying systems. Nearly 45% of residents who had a positive test were also asymptomatic. If care workers don’t know they’ve contracted the virus, how do you contain the disease? UK Editor Katie Razzall reports. WATCH MORE OF OUR CORONAVIRUS COVERAGE: https://bbc.in/2Vxe5HQ #Health #Newsnight #Coronavirus Newsnight is the BBC's flagship news and current affairs TV programme - with analysis, debate, exclusives, and robust interviews. Website: https://www.bbc.co.uk/newsnight Twitter: https://twitter.com/BBCNewsnight Facebook: https://www.facebook.com/bbcnewsnight