On Monday, Gript News posted a video of a Hong Kong police officer shooting a young, unarmed protester at point-blank range.
The protester remains in critcal condition in hospital. The video was authenicated by Reuters.
However, Facebook is covering up the video on its sharing platform.
As violence escalates in Hong Kong, many pro-democracy activists fear a worse crackdown by the authorities who are seen as puppets of the Chinese Communist party.