Michigan Gov. Gretchen Whitmer said Monday that the growth rate of new COVID-19 cases in her state may be starting to flatten. But already, there have been more than 1,600 deaths and 25,000 confirmed cases. The Greater Detroit area has been hit especially hard. William Brangham talks to Dr. Steven Kalkanis, CEO of the Henry Ford Medical Group, about what he’s seeing on the medical front lines.