Eight more casinos are in final preparation before opening their doors to sports betting. Read more Michigan's Active and Coming-Soon Sportsbooks SeptemSeven Michigan casinos have opened onsite sportsbooks in time for the kickoff of the 2020 NFL season. The three commercial casinos in Detroit will shut down for at least three weeks beginning. News Headlines Michigan Indian casinos stay open as commercial casinos shut down NovemMichigan has issued a new COVID-19 mandate to temporarily close casinos. The other is Saganing Eagle's Landing Casino in Standish, Michigan. Soaring Eagle Casino and Resort is one of two casinos owned by the Saginaw Chippewa Indian Tribe.