New Delhi, Feb 6: An 18-year-old youth was stabbed to death allegedly by four persons over harassing sister of victim’s friend and old enmity at Chunabhatti slum in west Delhi’s Kirti Nagar area after which today a mob pelted stones on police resulting in injuries to two officers including SHO.

Manoj, who worked as a helper in a showroom, was stabbed in neck last night and he died in a hospital, police said, adding victim’s family alleged that he was stabbed to death for protesting against accused who used to harass his friend’s sister.

A large of 500 people comprising of family members and friends of the victim today assembled in front of Kirti Nagar Police Station and pelted stones on police personnel accusing them of “inaction” in preventing the incident.

SHO of the police station and a sub-inspector were injured in the stone pelting. A case of murder has been registered in the matter and two main accused Sonu (22) and Raman (20) have been arrested. Several teams are conducting raids to arrest the remaining accused, said DCP(west) Vijay Kumar.

“Victim and accused family are neighbours and they had a fight A week back over passing objectionable remarks against females of each other’s families but no police complaint was made by anyone,” he said.

There have been cases of hurt and attempt to murder amongst families of both sides in the past. A case of kidnapping was registered by the police on December 10, 2016. Manoj’s brother was questioned by police in connection with this on some information provided by Sonu.

“As far as the complaint of inaction by police is considered, it is being enquired,” said the officer. During the demonstration, some persons damaged bike of a beat staff of local police and also dismantled a temporary structure belonging to Delhi Transco Ltd.