The original fight that occurred at the start of the sidewalk was not on the truncated video released to the public.
What "truncated video"?
There is new info posted on The Conservative Treehouse. I just found it, haven’t read much of it yet, but it looks interesting.
The passenger has been identified, and he seems to have a rap sheet. For those of you interested in the search for truth, rather than a food-fight over uninformed opinions, here is the link.