African American

First, you volunteer to have your person and your baggage searched, according to the fine print on your airline ticket. Second, it's a an administrative search, not a legal or criminal search, making it difficult to prosecute you if they find dope or drug money. That's how they sidestep the 4th Amendment.

If all we required was a reasonable likelihood of danger to the public, we would never allow anyone to carry firearms to public gatherings. There is a higher threshold than that. If the two groups start talking smack to each other, that might do it.