One of China's biggest actresses has sparked a outrage among Hong Kong protesters and calls to boycott her latest film after backing Beijing authority's attempts to crackdown on pro-democracy protests. The actress set to star as the eponymous character in Disney's upcoming Mulan remake has tweeted a pro-police message to her 65million followers. Chinese-American star Liu Yifei, 31, shared a political post on Weibo, a micro-blogging site similar to Twitter ...