June 4 vigil in Hong Kong

Thirty years have passed since the Tiananmen Square crackdown, where hundreds of pro-democracy protesters were gunned down in the middle of Beijing by Chinese troops. Many people in Hong Kong still vividly recall joining a million-strong march in the city to support the student movement in Beijing. In the decades since the crackdown, pro-democracy advocates have called for justice for the demonstrators. Letting go of their memories is not an option. Watch the video above.