The 8-year-old walked to the school office and put the knife down after the attack.
Chief Perry Beise says the victims aged 8, 9 and 13 suffered "superficial wounds" requiring stitches in the attack before classes started Monday at Pleasantview Elementary in Sauk Rapids. "We're not sure exactly why he came to school with a knife". The other two are Pleasantview Elementary students.
A number of armed police were despatched to the school in the town of Ishøj near Copenhagen after the student, who was previously expelled from the school, reportedly made the threats.
As the Piedmont and Summerset area population grows-- the need for a new school to accommodate the students in the area grew and the new school school's principal says it will be a big deal for everyone involved when it opens this fall.
Ambulances as well as armed police were seen at the school, local media sn.dk reports. Mental health professionals are available on site at Pleasantview Elementary.
An area elementary school is closing at the end of the school year. Please know in situations like this the District's discipline policy is applied and aggressive students are not allowed in the building (s).