Hong Kong demonstrators flood closed metro station A subway station in Mongkok district of Hong Kong is flooded after pro-democracy protesters vandalised the station and set off fire sprinklers, as the entire subway system is shut down. Hong Kong is rocked by fresh violence Sunday as tens of thousands hit the streets to defy a ban on face masks, sparking clashes with police, street fights and vandalism across the strife-torn city. IMAGES AND SOUNDBITES