"Wash Hands": Skywriting in Sydney implores residents to keep their hands clean

in Sydney, a message above the skies implored city residents to "WASH HANDS" on Thursday. It came while Australia continued to battle the coronavirus epidemic. Videos and photos of the skywriting went viral on social media. It was unclear who was responsible for the skywriting. Australia has had 140 confirmed cases of the coronavirus as of Thursday, with three now dead from the disease.