Three people including a 12-year-old were mowed down allegedly by a speeding cluster bus on Thursday night in northeast Delhi's Nand Nagri area, police said.Three others -- identified as Kanchan (35), Satish (45) and Sujeet (16) -- were injured in the accident..The victims were shifted to SDN Hospital, where Ravinder (22), a resident of Loni in Ghaziabad, Karan (12), a resident of Mandoli and one unidentified person (40) were declared brought dead, Deputy Commissioner of Police (northeast) Ved Prakash Surya said.Bodies of the deceased have been sent for postmortem.Police said that the accident happened around 9:30 on Thursday.

The bus driver lost its control and hit another vehicle and a street vendor's shop across the footpath opposite to Nand Nagari Depot on Main Wazirabad Road, they said.According to police, the bus, which has been seized, was coming towards the flyover near ITI, Nand Nagri."After reaching the spot, it was found that the driver of the cluster bus, while going down the Mandoli flyover towards Bhaupura Border at main Wazirabad Road, lost control over the vehicle," the DCP said.The bus crossed the footpath towards left side and hit a truck and later hit an eggs cart, he said.After the incident, the locals gathered at the spot and allegedly vandalised the bus.They created chaos at the spot, however, police said that the situation has been brought under control.Police arrested the driver soon after a complaint was registered with Harsh Vihar Police station.Police are investigating the matter.(With inputs from PTI)