ahead of another demonstration planned for sunday did you met some young hong kong hours who are documenting the protest movement. sampson wong is looking for the last traces of the protest as demonstrators retreat their messages are disappearing as well one considers himself an archivist of the movement i find it. the 1st special way to look at the car. for weeks protesters used this wall adjacent to the hong kong government's offices to leave messages for each other shortly before authorities started to clear the area wong and some fellow demonstrators stepped in to retrieve the messages. a large fortune of all the messages about the solidarity of all citizens that this act so. there is a kind of warfare and community spirit of the protest. one of the most vocative