Wauwatosa Police Chief Barry Weber gave no motive for the attack at the Mayfair Mall in a brief update about three hours after the 2:50 p.m. incident near an entrance to the Macy's store. The mall and area schools were put on lockdown as officers began a search for the shooter.
According to local police none of the injuries appear to be fatal at this time, however the suspect is still at large. However ABC news reported that the injuries were not life threatening.
Police responded to multiple shots fired inside the Mayfair Mall in Wauwatosa, a suburb west of Milwaukee, Wisconsin.
It said the wounded included seven adults and one teenager who had been rushed to hospital.
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Witnesses described the shooter as a white man in his 20s or 30s. Local media reported seeing at least three people being taken from the mall by stretcher.
Wooley said she didn't see anyone but the shots were "very close".
A person said she heard gunshots near the food court in the mall.
Brookfield Properties has also thanked police for their handling of the situation and that they will continue to cooperate with the investigation. After prosecutors decided not to bring charges against the officer for the shooting, protests hit the city for several days and 28 people were arrested, according to WISN.