A correctional officer at the Waupun Correctional Institution was taken to a hospital after authorities said the officer was attacked by an inmate on Thanksgiving.
The Dodge County Sheriff's Office said deputies responded to a report of an assault on a staff member at the prison about 7 p.m. Thursday. Details weren't immediately released.
A spokesman for the Department of Corrections said the injured officer was taken to a hospital. No information was available on the officer's condition.
WBAY-TV reported that the jail was put on temporary lockdown.