Hong Kong police are coming under heavy criticism after a widely-circulated video shows officers tackling a 12-year-old girl to the ground during a pro-democracy protest. Police say the officer deployed "minimum necessary force" in the situation. READ MORE https://t.co/W4A7ZjExGP pic.twitter.com/FKHXlsIrlH— Will Ripley (@willripleyCNN) September 8, 2020