Spanish opera star Plácido Domingo has fallen ill. The 79-year-old singer announced on Sunday that he's tested positive for coronavirus, which has affected hundreds of thousands of people across the globe. "I feel it is my moral duty to announce to you that I have tested positive for COVID19, the Coronavirus," read a post on Domingo's Facebook page. "My Family and I are all in self isolation for as long as it is deemed medically necessary." Placido Domingo. (AP Photo/Laszlo Balogh, File) He explained that he and his family are in "good health" despite him experiencing a fever and cough, which led to him getting tested.