中国留美博士持枪袭击校园致1死Who is Tailei Qi? We investigated before his socials were scrubbe

https://www.youtube.com/watch?v=ZbdoZkHpmIA 中国留美博士持枪袭击校园致1死 Who is Tailei Qi? We investigated before his socials were scrubbed 来源：https://www.youtube.com/watch?v=ZbdoZkHpmIA 中国留美博士持枪袭击校园致1死Who is Tailei Qi? We investigated before his socials were scrubbe