据说嫌犯是被撤职的特警。先捅伤俩人，然后等人群围观和警察急救人员到场后开枪。

https://www.reddit.com/r/China/comments/1ao8b49/mass_shooting_in_shandong_on_the_first_day_of_the/?utm_source=embedv2&utm_medium=post_embed&utm_content=post_body