direct to your inboxVisitors to care homes in Greater Manchester will be given rapid Covid-19 tests before seeing their loved ones - but only if they have already tested negative for the virus after taking a standard test.Care homes had been warned against relying solely on lateral flow tests after concerns were raised around their accuracy and there being a lack of guidance for staff on how to use them.Lateral flow tests detect three quarters of positive cases within 30 minutes if carried out by a health care professional, but that number drops to around half when used by a lay person.Public health authorities in the region will now require people to take two separate tests, within days, to make sure it is safe to visit a care home.A.