https://www.google.co.uk/url?sa=t&source=web&rct=j&url=https://www.forbes.com/sites/willhorton1/2020/04/22/how-coronavirus-spread-in-one-restaurant-shows-why-air-travel-is-safer-than-you-think/amp/&ved=2ahUKEwijmcmS5afpAhXfHjQIHSKHDdEQFjAAegQIAxAB&usg=AOvVa w2u9gZZRcia-D3J6rclx0qB&cf=1
Apologies if already posted.