This is a manifestation of the US institutionalized xenophobia. Good manners and taste should keep me from using this submission as another soapbox against how the US views foreigners, but when you see foreigners as enemies, a citizen who looks or acts vaguely "foreign"— I can't offer a precise definition of what "looking foreign" entails, but it's a combination of being a part of a small demographic group, and being…
It echos of rounding up everyone who is Japanese and throwing them into concentration camps. It's amazing how many people don't know we had concentration camps in the USA in recent history. We are just a hop skip and jump away from that again, all it would take is another major nightmare.
There are plenty of reasons to criticize this policy but calling the camps 'concentration camps' is factually wrong and only serves to obfuscate the rationale (right or wrong) for the camps.