PRETORIA -Two grade 12 pupils have now been arrested for the killing of Lethabo Mokonyane.
READ: Two arrested for fatal stabbing of Pretoria East pupil
Violence has plagued schools across the country and Mokonyane's family wants to see effective safety measures put into place.
Matakanye Matakanya, General Secretary of the National Association of School Governing Bodies, discussed violence in schools with eNCA.