The entire incident was caught on camera by the victim's 12-year-old sonA man killed his nephew and the nephews's brother-in-law on Friday in Mandi Bahauddin over a property dispute. The incident occurred after a fight between paternal uncle Azam and his nephew Shahid. The entire attack was captured on film by Shahid's 12-year-old son Hammad. The boy filmed the incident and, when Azam turned his gun on him, ran into the house and locked himself into one of the rooms.Related: University student, 12-year-old domestic worker murdered in Lahore’s NawankotAfter Azam killed the two men, his son also came out of the house with a gun and fired some more bullets. After that, the women in the house beat up Shahid's wife.According to the police, the dispute was over a three marla house.Azam and his son have fled after the attack and the police are currently searching for them.