Seven police officers were sentenced to two years in jail each for assaulting a protester in 2014.
Disappearance has rekindled fears over Hong Kong's status as an independent judicial entity.
The case had gained worldwide attention for the grisly nature of the murders.
China is expected to prevent two lawmakers from taking office in Hong Kong's legislature.
Pro-democrazy opposition keeps veto bloc after Legislative Council elections sure to rile China.
Vote for the legislative council is marked by increasingly open calls for Hong Kong independence.
Six legislative candidates were disqualified for allegedly advocating for Hong Kong independence.
Angela Gui said her father, Gui Minhai, a naturalized Swede, had been detained for eight months.
The film was banned in mainland China and branded a "thought virus" by state-owned media.
Newsweek Europe editor Matt McAllester takes us inside this week's issue.
Tens of thousands of tourists have also been stranded, as snow grounds flights.
Deyun Shi is suspected of murdering two of his nephews, attacking his wife.
Lee Bo a shareholder of Causeway Bay Books, "vanished" last week.
Hong Kong fans held up signs reading "Hong Kong is not part of China" during the World Cup qualifier