In 1968, the Arizona Republic ran an incredible, 8-part series on the danger of far right extremism in Arizona. This was notable because that newspaper was a VERY CONSERVATIVE paper. The first Democrat it ever endorsed was Hillary in 2016.
Sadly I suspect you're not writing about a big punk rock fan.
Is that the same minutemen group that murdered a 9 year old girl a decade ago?
Here's an extremely-NPR NPR piece about her murderer.
https://www.npr.org/2011/02/04/133504099/former-member-of-minuteman-group-accused-of-murder