HONG KONG - JUNE 04:  People hold candles to commemorate the 25th anniversary of the Tiananmen Square events during a candlelight vigil at Victoria Park on June 4, 2014 in Hong Kong. Twenty-five years ago on June 4, 1989 Chinese military troops cracked down on a student let pro-democracy protest and in the clashes that followed scores were killed and injured.  (Photo by Anthony Kwan/Getty Images)