Police went to the location of a “serious incident” at the headquarters of Molson Kors Company, while local media reported a shooting that resulted in deaths.
The newspaper (Milwaukee Journal Sentinel) quoted unnamed sources as saying that seven people were killed, including the gunman who fired.
The Milwaukee Police Department said on Twitter that the police were investigating a “serious incident” and urged people to “stay away from the area” near the city center. No other official information was available.
“We have no information at this time,” said one of the Molson Kors security officials.