I think they are just getting them where and while the getting is good, and the one being stomped by a boot wasn't about to get out of the cart or something. I

I think they are just getting them where and while the getting is good, and the one being stomped by a boot wasn't about to get out of the cart or something. If it's legal and is good money -- what are you going to do? Get it to be little money, or illegal and too much trouble. If reducing this phenomenon is your goal, that is.