Please apply pressure to electeds, urging them to aggressively pursue state charges against ICE officers, in defiance of the FBI if necessary.
Many of them already want this. State AG is already taking steps to do this. Apply the pressure anyway; the pressure helps.
If you live in Minnesota:
https://mn.gov/governor/connect/contact-us/contact-form.jsp
https://www.ag.state.mn.us/Office/ContactUs.asp
If you live in Hennepin County:
https://www.hennepin.us/your-government/leadership/find-commissioner
If you live in Minneapolis:
https://www.minneapolismn.gov/government/city-council/find-my-ward/
https://www.minneapolismn.gov/government/mayor/contact/