A case of murder has been registered at the Govindpuri Police Station. (Representational)New Delhi: A CRPF constable has been arrested for allegedly shooting dead a head constable at the CRPF camp in Tughlaqabad, police said on Tuesday.On Monday, information was received from Batra Hospital regarding one head constable Vakil Singh (35) being shot by a constable at the CRPF camp, senior police official (southeast) Esha Pandey said.During enquiry, it was revealed that Singh was allegedly shot by constable Aman Kumar (28), she said.Vakil Singh died during treatment, Ms Pandey said.According to a complaint filed by Manoj Kumar, Assistant Commandant, PDG, SHO Govind Puri along with other senior officers had reached the Parliament Duty Group of CRPF Camp in Tuglakabad area on Monday and the staff was briefed before departure for parliament duty.As soon as the briefing concluded, constable Aman Kumar, who was carrying X-95 weapon, attacked Singh with a burst fire. Other senior officers of the camp reached the spot and asked Aman to surrender but he refused, Ms Pandey said.The accused also threatened that he would shoot the person who would try to take Vakil Singh to hospital, she said.Meanwhile, constable Vijay Ram tried to overpower the accused. However, the accused filed a shot aiming at his own chin, but the bullet only grazed his chin, the officer said.The accused was later overpowered by the other staff members and provided first aid, she said.Nine cartridges have been recovered from the spot. The rifle used by the accused has also been seized, police said.A case of murder has been registered at the Govindpuri Police Station. During preliminary interrogation, the accused disclosed that he killed Singh as the latter had a peculiar habit of abusing him, the Ms Pandey said.Singh’s body has been handed over to the family after post-mortem, police added.