Hong Kong and mainland Chinese authorities have arrested 119 people linked to a HK$20 million (US$2.6 million) racket that sold fake identity cards and arranged accommodation for cross-border workers to obtain jobs illegally in the city – the largest sum recorded in such a case to date. The city’s Immigration Department said on Thursday the operation, code-named “Sharpspear”, was carried out between last October and January this year in collaboration with Guangdong provincial and Zhuhai...