Here is a more complete video showing the exact protestor who got shot (with the blue shield) chasing down an officer and then beating him on the ground before attacking the rescuing officer and getting shot.

https://twitter.com/bbcchinese/status/1179082367337713666

What happened before that one-and-a-half minute video to cause the protesters to chase down the officer?

I don't know - but is your question meant for us to prove the innocence of the victim here?

> but is your question meant for us to prove the innocence of the victim here?

You argued that an incomplete video may convey a different story than what has been presented, but the best you could do to support your claim was presenting your own incomplete video.

If you care for the truth instead of forcing an agenda them the problems caused by selective editing don't cease to exist if you're the one doing the selective editing.