MIDDLETON, Wis. – Authorities are responding to reports of a shooter at a Middleton commercial building Wednesday morning, a Dane County dispatcher said.

The Dane County Communications Center dispatcher said dispatch received multiple reports of an active shooter in the 1800 block of Deming Way beginning at 10:25 a.m.

The Middleton High School, Kromrey Middle School and Clark Street Community School are on lockdown Wednesday, a school district spokesman told News 3.

News 3 has a crew headed to the scene.