Hong Kong anti-graft investigators arrested the billionaire co-chairmen of Sun Hung Kai Properties Ltd. (16), the city’s biggest developer, in one of the former British colony’s highest-profile corruption cases in decades. Thomas and Raymond Kwok were detained by the Independent Commission Against Corruption, Sun Hung Kai said late yesterday. Rafael Hui, a former No. 2 official in the government, was also arrested, according to a person with knowledge of the matter who asked not to be identified because of the ongoing probe. The arrests mark one of the highest-level investigations in the ICAC’s 38-year history and ... (full story)