Celtics' Marcus Smart announces positive coronavirus test Unknown 17:44 The Boston guard says he self-quarantined after he was tested last weekend. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsPakistan to participate in 2018 Hockey World Cup in India despite acute political tensions, says FIHChelsea boss Antonio Conte trolled with Jose Mourinho-signed Manchester United jersey at press conferenceUC Davis outlasts Cal Poly in triple overtime 92-84 (Feb 16, 2018)Google Doodle celebrates the 8th day of Winter Olympics with the Lunar New YearInternational friendlies: Luigi Di Biagio named interim coach for Italy's matches against Argentina and EnglandWinter Olympics 2018: Dutch speed-skating coach Jillert Anema warned after attempts to fix race at Sochi Games