MILWAUKEE -- Milwaukee County Sheriff's officials say a man was injured in a "freeway shootout" on I-43 that led to a complete closure of I-43 southbound near Fond du Lac Avenue. The freeway was reopened around 2:30 p.m.
The freeway was closed Fond du Lac Avenue to just north of Becher -- leading to heavy delays. We're told shell casings and bullet fragments were recovered on the freeway.
Sheriff's officials say deputies responded to calls about a shooting on the freeway in the Marquette Interchange near Highland Avenue around 10:10 a.m. Wednesday, December 9th.
More than a dozen shots were fired into a vehicle in an "exchange of gunfire" with another vehicle.
A man was grazed by a bullet. Officials say he was driving a rental vehicle, and stopped near 10th and Walker.
Deputies recovered a weapon and arrested the driver and a male passenger.
Sheriff's officials say a total of four people are in custody.
The Sheriff's Office's Criminal Investigation Division responded to a total of four separate scenes Wednesday -- where four vehicles were determined to be potentially involved in this incident.
Milwaukee police initiated a traffic stop near 17th and State on a vehicle with bullet damage -- and two of four occupants were arrested after a foot chase. Milwaukee police said two other suspects were being sought.
Ruthie Prisco lives near 17th and State, and says her friend had a close call while walking to class as a vehicle sped through the Marquette University neighborhood.
"If she had been a step closer to the street, she could have been hit. She said it was very scary," Prisco said.
A subject abandoned a stolen vehicle in the Marquette Interchange -- and fled on foot.
Sheriff's officials say it's not yet known if he is involved in the shooting incident.
Deputies did find drugs in the vehicle.
A fourth vehicle's tire was blown out by a bullet, and the driver exited on Plankinton Avenue.
All of the vehicles involved were towed -- taken into custody as evidence.
"I want these individuals to be sent to prison for a long time, a long time -- because this is about as brazen as it comes," Milwaukee Mayor Tom Barrett said. "It's a horrible, horrible example of individuals who are so brazen in their criminality that it almost defies logic."
Anyone who witnessed any of this is asked to contact the Milwaukee County Dispatch Center at 414-278-4788.
Monitor FOX6 News and FOX6Now.com for updates on this developing story.