Here:
Other materials are here.
People v. Mason
Appellate Briefs in Michigan Prosecution of Non-Indians for “Victimless” Crime in Indian Country
Here are the materials in the consolidated cases, People v. Collins and People v. Mason (Mich. App.):
Michigan Trial Court Dismisses State Criminal Prosecution of Non-Indians; Crime Occurred in Tribal Casino
Here are the materials so far available in People v. Collins and People v. Mason:
Order Dismissal — Collins and Mason
An appeal is underway, as we understand it.
Turtle Talk 