Milwaukee Police are investigating a one-car, fatal crash that happened around 5:30 p.m. on December 13 at the intersection of W. Fond Du Lac Avenue and W. Stark Street just south of the Highway 145 exit ramp. A gray Cadillac STS left the roadway and struck a traffic control signal support pole. The driver, a 27-year-old Milwaukee man was transported to a local hospital with serious injuries. The passenger, a 28-year-old Milwaukee man, was pronounced dead at the scene. The driver is in police custody. MPD continues to investigate and it is believed that speed, alcohol, and weather are factors in the crash.