FULL INTERVIEW: Journalist and photographer Andy Ngo has discussed the rise of the left-wing Antifa movement in the United States and the group's involvement in the Labour Day marches. Mr Ngo says the group is turning parts of Portland, Oregon, into 'literal no-go zones', particularly for journalists. Speaking with Sky News, Mr Ngo has described his experience with Antifa as he hit the streets to document the May Day rally. Image: Supplied / News Corp Australia