GREENFIELD, Wis. (CBS 58) — One person is dead after an accident in Greenfield. It happened on Saturday, Sept. 28 near Hwy 100 and Layton Ave. According to the Greenfield Police Department, they responded to an accident involving a semi-truck and a utility pole. Initial investigation showed the semi-truck struck a disabled passenger car and a utility pole. The lone occupant of the car was pronounced dead.