Passengers flying from Heathrow can now get a one-hour test for COVID-19 in the airport, smoothing the way to destinations requiring proof of a negative test before departure, such as Italy and Hong Kong.
The rapid saliva swab is the first of its kind in a major airport in the UK, which is lagging behind some other nations in terms of the on-the-spot tests that cut quarantine times and could facilitate so-called air corridors.
