Video from the incident shows a large group of people following police officers, showering them with snowballs and jeering, as they retreat to their vehicles outside the park. Videos also showed officers shoving at least two people to the ground while getting hit from all directions by snowballs.
人民警察在公安机关以外询问被侵害人或者其他证人，应当出示人民警察证。
，详情可参考91视频
┌───────────────────────┐，这一点在爱思助手下载最新版本中也有详细论述
Related linkHaringey coroner's service。Line官方版本下载对此有专业解读
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