Police lock down high school while investigating threats to kill students

Cellphone ban in construction zones starts Saturday

An 18-year-old was arrested Thursday after allegedly sending text messages threatening to kill several high school students, according to a release.

Lake Mills police responded to the Lake Mills High School just before 2 p.m. regarding threatening text messages, officials said. The texts were reportedly inappropriate message about the suspect’s ex-girlfriend.

The ex-girlfriend reported the threatening texts to the principal’s office, which is when police were called, according to the release.

The school was placed on lockdown, and police identified the suspect as 18-year-old Collin Z. Dohman, of Cambridge.

Law enforcement officers found Dohman in Cambridge and arrested him around 2:45 p.m., police said. He was booked into the Jefferson County Jail on a disorderly conduct charge.