Usain Bolt was in quarantine on Monday as Jamaican media reported the sprint legend had tested positive for the coronavirus, just days after he celebrated his 34th birthday with a lavish party. The retired 100m and 200m world-record holder didn’t confirm his test result, but he urged anyone who had been in contact with him to go into quarantine. “I did a test on Saturday to leave (Jamaica) because I have work,” Bolt said in a video posted on Twitter. “I am trying to be responsible so I am going to stay in and be safe. Also, I am having