Hong Kong sealed off a park where many thousands gather annually to commemorate China's 1989 Tiananmen crackdown and arrested the vigil's organiser on Friday (June 4), in what activists see as suppression of one of the city's main symbols of democratic hope. #News #Reuters #Tiananmen #HongKong Subscribe: http://smarturl.it/reuterssubscribe Reuters brings you the latest business, finance and breaking news video from around the globe. Our reputation for accuracy and impartiality is unparalleled. Get the latest news on: http://reuters.com/ Follow Reuters on Facebook: https://www.facebook.com/Reuters Follow Reuters on Twitter: https://twitter.com/Reuters Follow Reuters on Instagram: https://www.instagram.com/reuters/?hl=en