Rebecca Davis editorTaiwanese American pop star and actor Wang Leehom has apologized to his family and fans and said he will take a break from his career after a high-profile social media dispute with his ex-wife, who accused him of infidelity and hiring prostitutes.But a break may not be enough to satisfy mainland Chinese authorities, who have recently been championing the need for celebrities to act as proper role models in society.U.S.-born Wang is one of the Chinese-speaking world’s top pop