Law and order, roadways are not for protesting.
You block a road way, you are putting urself and others at risk, if you don’t allow vehicles to pass, any vehicles, that are not a part of your protest, its at ur own risk.
https://lawandcrime.com/george-floyd-death/nypd-vehicle-plows-through-barricade-and-into-george-floyd-protestors-video/