A form three student at Dagoretti High School has been arrested in connection with the death of his classmate.

The students had fought in school last week when the suspect hit and injured the deceased in the head. According to reports, the brawl was over a ruler.

Ibrahim Athumani, the victim, succumbed to injuries on Wednesday at the Nairobi Hospital, where he has been receiving treatment for the last three days.

The 17-year-old boy is said to have suffered a fracture in his jaw after the altercation.

Nairobi DCI chief Ireri Kamwende confirmed the incident saying they have officially opened a probe on the matter.

The family of the deceased boy is now calling for justice.

Watch the full report below.