The chief executive of Hong Kong, Carrie Lam, has issued an apology to the public after mass protests against a controversial extradition bill. Tens of thousands of people have been demonstrating against the bill, which they claim would allow China to extradite Hong Kong residents to the mainland for political trials. SUBSCRIBE to our YouTube channel for more videos: http://www.youtube.com/skynews Follow us on Twitter: https://twitter.com/skynews Like us on Facebook: https://www.facebook.com/skynews Follow us on Instagram: https://www.instagram.com/skynews For more content go to http://news.sky.com and download our apps: Apple: https://itunes.apple.com/gb/app/sky-news/id316391924?mt=8 Android https://play.google.com/store/apps/details?id=com.bskyb.skynews.android&hl=en_GB