Hong Kong pressures UK over national security arrest of trade office official ReutersHong Kong calls for respect of its overseas-based trade offices after UK charged its London staffer Yahoo! Voices3 men charged in the UK with assisting the Hong Kong intelligence service The Associated PressPhoto reportedly shows suspect in UK spy case with Hong Kong’s top official The GuardianU.K. Police Charge 3 Men With Aiding Hong Kong Intelligence Service The New York Times