 In 1996, Chan collaborated with Shieh Chung-liang, the Taiwan bureau chief of the Hong Kong-based magazine "Yazhou Zhoukan" to investigate possible Taiwanese contributions to US President Bill Clinton's re-election campaign.The pair wrote an article that appeared on 25 October reporting that Liu Tai-ying, the business manager of Taiwan's Kuomintang political party, had offered $15 million to Mark Middleton, an ex-Clinton White House aide.The article included a denial from Liu that he had offered the money.