UK Prime Minister Boris Johnson has tested positive for novel coronavirus. The prime minister has mild symptoms and will self-isolate in Downing Street. But the UK PM will continue to take charge of the government’s handling of the crisis. He posted a video on Friday morning on Twitter where he sais that he has temperature and a persistent cough. “I am working from home, I’m self isolating, and that’s entirely the right thing to do,” said the UK Prime Minister.