Looped, slow motion footage shows a Hong Kong policeman placing his knee on the back of the neck of a pro-democracy protester - the same arrest technique which has been implicated in the killing of George Floyd in Minneapolis.<br /><br />The clip was filmed on May 24th - the day before Floyd died while being arrested by police in Minneapolis.<br /><br />Officer Derek Chauvin, who kneeled on Floyd's neck for nearly nine minutes as Floyd begged him to stop, is facing a charge of second-degree murder. <br /><br />According to the filmer of this clip, Hong Kong officers have been using the same technique for months in their crackdown on pro-democracy protests but have also tried to distance themselves from scenes of police brutality in the USA.<br /><br />On Friday (June 12th), a video went viral in Hong Kong of a policeman chanting "Black Lives Matter" and "I can't breathe."<br /><br />Last month a man died in Hong Kong after police used what they described as "appropriate force" to arrest him for criminal damage, drugs possession and assaulting officers.