A police officer and another person were hurt in a shooting at a motorcycle shop that prompted an evacuation.
Shots were reported at Eagle Nation Cycles on Neenah's Main Street shortly before 9 a.m. Saturday, according to WITI-TV.
Mayor Dean Kaufert said an estimated 30 shots were fired. He called the shooting "every community's nightmare."
Police Chief Kevin Wilkinson said the injured officer was expected to recover. Wilkinson said authorities believed everyone was accounted for and there was "no threat to the community."
Spokeswoman Megan Mulholland confirmed that the second shooting victim was taken to Theda Clark Medical Center in Neenah. She did not know the person's condition.
WLUK-TV reported that two people were in custody.
Neenah is about 85 miles northwest of Milwaukee.