Vocational school teacher killed in Ibbenbüren – just hours after suspected student was expelled from school

Ibbenbüren: 17-year-old student stabs teacher in vocational college – Panorama

Crime: Killed teacher in Ibbenbüren – investigations against students

North Rhine-Westphalia: Students are said to have killed a teacher in Ibbenbüren

Ibbenbüren teacher stabbed in the classroom – Westphalia-Lippe – News

Ibbenbüren: student is said to have stabbed a teacher – Panorama