Update 6:00 p.m.
The Waukesha County Sheriff’s Office says they have a suspect in custody after bomb threats were made into the Waukesha County Courthouse.
Investigators earlier said they were searching for a person of interest after deeming the building safe.
They have not confirmed whether that person was suspected of making the calls.
More information is expected when charges are filed.
Update: 11:46 a.m.
Search operations were underway after a bomb threat was called in to the Waukesha County Courthouse.
Workers at the courthouse and the county administration building have been sent home for the day.
Milwaukee Police units were called in to assist the search, which is expected to take hours.
“We’re going to methodically go through the courthouse and other buildings, so we can go in with the highest degree of confidence (for safety), ” said Sheriff Eric Severson.
A criminal investigation is also ongoing.
Watch a live news conference as it happened about the bomb threat.
The Waukesha County Courthouse was placed on lockdown Monday morning because of what officials are calling a security threat.
Waukesha County Executive Paul Farrow shared the news via his Facebook page around 10 o’clock this morning.
Waukesha County Sheriff’s Department did not release other details at the time.
There is a police presence at the Waukesha County Courthouse.
The courthouse and the administration building have been evacuated.
This is a developing story. We will share more information when it becomes available.