EGELSTON TOWNSHIP, Mich. (WOOD) — Police say a medical emergency may have caused a deadly car crash northeast of Wolf Lake Thursday morning.

The crash happened on Maple Island Road near Sullivan Road in Egelston Township, Michigan State Police said.

Police said the driver, a 64-year-old man from Muskegon, is believed to have a medical emergency, at which point his SUV went off the road and hit a mailbox and then a tree. He died at the scene.

Police did not release his name.

Anyone who saw the crash is asked to call MSP at 616.866.4411.