Three students arrested after lockdown at South Milwaukee High School

SOUTH MILWAUKEE (WITI) -- An online threat forced officials at South Milwaukee High School to lock down the school on Wednesday morning, December 3rd.

Superintendent Rita Olson tells FOX6 News the school was put on lockdown after a student received a threat by email. The student who was threatened was unharmed. Officials say no threats were made to any other students, staff, visitors or the school itself.

Once the investigation was complete, South Milwaukee police took three students into custody.