Hong Kong marks handover anniversary as national security law takes effect

Hong Kong authorities threw a security blanket across the city early today, the 23rd anniversary of the former British colony's handover to Chinese rule, hours after new national security legislation took effect in the financial hub.

The contentious law will punish crimes of secession, subversion, terrorism and collusion with foreign forces with up to life in prison, heralding a more authoritarian era for China's freest city...