The South Milwaukee High School and Middle School were placed on a brief hold Thursday afternoon.According to a letter from Deidre Roemer, superintendent of the School District of South Milwaukee, district officials, and the South Milwaukee Police Department removed a staff member from the high school due to an investigation.The hold was initiated at 1:40 p.m. and was lifted shortly after, around 1:47 p.m.In the letter, the superintendent went on to say that the school may call a hold when there is a situation that requires students and staff to remain in their rooms until the incident is resolved.Investigations involving staff members are extremely serious, and administration officials are following all internal protocols and applicable state laws, Roemer said in the letter. The district is also cooperating with our partners in the South Milwaukee Police Department."The reason for the removal of the staff member is unclear.No further information has been released.Its about time to watch on your time. Stream local news and weather 24/7 by searching for TMJ4 on your device.Available for download on Roku, Apple TV, Amazon Fire TV, and more.Report a typo or error // Submit a news tip