Beijing has called for vigilance against any attempts to jeopardise Hong Kong’s coming Legislative Council election, warning that local law enforcement agencies will not “sit back and do nothing” in the face of such efforts. The central government’s Hong Kong and Macau Affairs Office and its national security arm in the city vowed to crack down on any disruptions to the election in separate warnings on Friday. The comments coincided with the start of the two-week nomination period for the...