We'll that's straight up illegal.
I'd say exercise your first amendment rights but you may get Marines deployed to your city if you do that so tread lightly
But seriously, what would be the appropriate response if a roving pack of d******ds like this rolled up and started profiling people? Because I agree with you but it’s exceedingly clear these a$$h@!es have a quota, don’t think any laws apply to them and want to terrify vulnerable people into compliance.