A Hong Kong school principal was filmed verbally abusing security guards in Singapore, igniting an online debate about whether his actions were due to poor manners or racial bias.

Debates continued to rage online after a Hong Kong school principal was filmed verbally abusing two South Asian security guards in Singapore, with viewers divided over whether his behaviour reflected a lack of manners or racial bias. Lee Cheuk-hing, the principal of San Wui Commercial Society Secondary School in Tuen Mun, was caught on camera behaving badly and swearing at two security guards during a school trip to Singapore last Friday. While many criticised the principal’s lack of courtesy,.....