(KMOV.com) -- One person was taken to the hosptial following a rolling gun battle in north St. Louis County.
Police say the victim was driving west on Interstate 70 when a vehicle pulled up alongside the victim's vehicle and fired several shots.
The 27-year-old victim stopped and then exited I-70 by going the wrong way on the entrance ramp at Union.
Police say the suspect vehicle followed the victim's vehicle, firing several more shots before driving away north on Union.
The victim was shot in the leg. He was taken to an area hospital and his condition is unknown.
A passenger in the victim's car was not injured.
Police do not have any suspects at this time.