He must have looked like a yankee. He's lucky he wasn't shot.The world has changed in many ways since the 1950's, some good some bad. One thing that apparently hasn't changed is the unfortunate quirk of human nature to assume the bad behavior of one individual is representative of all. Sad we're wired that way.
A big factor for things like this is the neighborhood. There are some pretty bad neighborhoods infested with gangs, robberies and worse. Our evening news usually has a few stories every week where poor people rob and/or kill other poor people.