if you live in close proximity with them for a period of time, persons of an out-group will do and say shit that will make you want to drive 'em head first through the nearest wall. it never fails.
This woman shoved cookie batter up her asshole, used a whisk to mix it up in her rectum, pooped it out on a baking tray, placed it in the oven and ate ass cookies:
"Teach them a lesson" "Put them in their place"
Particularly, since by both Johnson & Wilson's accounts, neither Brown nor Johnson immediately complied with Wilson's command to get on the sidewalk. Wilson probably felt his authority was disrespected and tried to strongarm 'em into submission...