My comment was going to be snarky...
and I knew exactly where that video was going....guys in the background are a riot...nicely done.
Found it - colored t-shirts explanation - kind of -
Yellow T-Shirts: Dealing with mail-in ballots, there are five tables for this group, ballots then moved to the green table
Green T-Shirts: Not exactly clear what ballots they are looking at
Blue T-Shirts tables: The group allegedly inspecting folds
Red T-Shirts: Not sure
Orange T-Shirts: Election observers