> Do you have a legal right to see the documents that MUST be presented to the person they are seeking to detain? Probably not. Do you have a moral duty to insist the US law enforcement HAS that document before leaving the situation? Many people would say yes.

Well, you can theorize a "moral duty" to do whatever you want, but that won't stop you from getting actually arrested. But you do you.

The thing about being a martyr for your beliefs is that it comes with a downside. This article is trying to stir up controversy that someone doing something illegal (i.e. obstruction) was arrested.