File photo dated 19/09/20 of a person wearing a face mask. Researchers are looking at whether the common cold could offer some protection against contracting Covid-19. PA Photo. Issue date: Monday October 5, 2020. A recent study by scientists at Yale Univ ACTOR Laurence Fox has sparked controversy online as he shared a photo of himself wearing a mask exemption badge he ordered on Amazon. Twitter users criticised the online retailer for the irresponsible sale of the badges after the 42-year-old political activist flashed a picture of himself with his new purchase, which read I am exempt from wearing a face covering . In a post on Twitter he revealed he bough the badge after a consultation with himself.