Hong Kong police urged protesters not to 'test their bottom line', at a news conference held in response to the violent clashes at Polytechnic University's campus.
Hundreds of demonstrators clashed throughout the day with police who had threatened to use deadly force, as protests also flared in other parts of the city.
Get the latest headlines: [ Ссылка ]
Telegraph.co.uk and YouTube.com/TelegraphTV are websites of The Telegraph, the UK's best-selling quality daily newspaper providing news and analysis on UK and world events, business, sport, lifestyle and culture.
![](https://i.ytimg.com/vi/eh6ITG_Hczs/maxresdefault.jpg)