Police said a Monroe woman was sexually assaulted in a parked vehicle early Saturday morning.
The Monroe Police Department said a man offered a 35-year-old woman a ride home from a tavern east of Monroe.
After a short ride, police said the man parked the vehicle between buildings on the 2900 block of 13th Street, forced the woman into the back seat and assaulted her.
Police said the assailant was black, in his early 20s, about 6 feet tall and had a slim build. He was wearing a white T-shirt and blue jeans.
The vehicle was a four-door silver car.
Police said the woman sustained minor injuries and was taken to the emergency room.
Monroe police asked anyone with information on the assault to call the department at 608-329-2400 or Green County Crime Stoppers at 800-422-7463.