Police deployed tear gas in Causeway Bay on Sunday as protesters gathered for an anti-authoritarianism march, coinciding with rallies across the world. They intend to head from SOGO department store to government headquarters in Admiralty, but organisers did not apply for police approval. As demonstrators heckled and threw plastic bottles at police, officers baton-charged through the … Continue reading In Pictures: Tear gas in Causeway Bay as Hong Kong protesters convene for unauthorised march