All lanes of NB I-43 were closed at North Avenue Tuesday afternoon due to a report of shots fired, according to the Milwaukee County Sheriff’s Office. There are no reports of any injuries.
Due to a report of shots fired, MCSO is conducting a full freeway closure I-43 northbound at North Ave. There are no reported injuries.
— Milwaukee County Sheriff’s Office (@MCSOSheriff) March 9, 2021
The interstate was re-opened about an hour later.