Chaska High School is closing for the day after a threat prompted a lockdown Tuesday.
The school had been in lockdown since about 8:30 a.m., and students inside the building were released at about 10:30 a.m., the Chanhassen Villager reported.
Police secured the building before students were sent home, the publication reported. A tweet from the school:
The exact nature of the threat has not been revealed. Afternoon activities were to go on as planned. School officials said police would have the building "thoroughly searched" by then.
Here's what the school put on its website:
"Chaska High School is closed for the rest of the day. School administration received a threat this morning before the start of the school day and locked down the building. Students who were on buses were diverted to another location. We immediately began working with police to assess the threat. Police and school staff are investigating. Everyone is safe and police have been searching the building.
"Because of the disruption this has cuased, we decided to cancel school for the day. CHS parents can find more information in an email from school administration.
"All activities and practices will go on as planned this afternoon. Police will have the building thoroughly searched by then. Students may see additional police presence around the grounds.
"Thank you for your understanding, we had to act quickly this morning and our first priority was on the safety of our students. We will provide additional updates as needed and we are planning to have school tomorrow."