Beaumont, Grosse Pointe, Royal Oak and Troy already reinstated visitor restrictions on Tuesday, Nov. 10. “We’ve had a notable rise in COVID-19 cases in Metro Detroit,” said Dr. Nick Gilpin, medical director of Infection Prevention and Epidemiology for Beaumont Health. Visitors with a person receiving care at Beaumont, Grosse Pointe, Taylor and Troy must leave after bringing that person into the Emergency Center. Our COVID-19 Data section tracks many of the key data points health officials are watching closely every single day. Track key COVID-19 data points in Michigan: