BBC: https://www.bbc.com/news/world-asia-china-49949548
Anti-government marches in Hong Kong have ended in rioting, with attacks on government offices, a metro station and businesses with ties to mainland China.
CNN: https://edition.cnn.com/2019/10/05/asia/hong-kong-protests-mask-emergency-intl-hnk/index.html
Violent protests which began Friday stretched into the early hours of Saturday, beyond the midnight deadline when the new anti-mask regulations began. They spread out across the city and soon devolved into violent clashes, with protesters throwing petrol bombs and police responding with pepper spray and tear gas.