A performance artist in Hong Kong has tried to display a red thread to commemorate the victims of the 1989 Tiananmen Square crackdown in Beijing.

A performance artist in Hong Kong has tried to display a red thread to commemorate the victims of the 1989 Tiananmen Square crackdown in Beijing.

A performance artist in Hong Kong has tried to display a red thread to remember the victims of the 1989 Tiananmen Square crackdown