A staff member of the British Consulate General in Hong Kong who had been detained by Chinese authorities earlier this month while on a business trip to Shenzhen was released Saturday after 15 days of detention, authorities in the mainland Chinese city said.Simon Cheng, a trade and investment officer at the consulate and a Hong Kong citizen, returned to Hong Kong the same day, Hong Kong media reported.The Chinese Foreign Ministry said earlier that he had been ordered to a 15-day detention for violating Chinese law. The Shenzhen authorities said he "confessed" to wrongdoing.Hong Kong media r…READ FULL ARTICLE