China’s Social Media Campaign to Divide Hong Kong Should Worry Us All

Facebook and Twitter have made progress since 2016, but attackers still have the advantage

Members of the U.S. Hong Kong community protest against what they say is police brutality against demonstrators during the ongoing Hong Kong protests. Photo: Mark Ralston/Getty Images

One Facebook post showed a photo of Hong Kong protesters, their bodies overlaid with the carapaces of human-sized cockroaches. Another compared the demonstrators to ISIS terrorists. A tweet asked…