SSP Ratan Kumar Srivastava said that following a tiff over plucking of mangoes by children, rival groups got entangled in a major brawl in which one faction used their licenced firearms.
Omkar (50) and his son Ramvir (19) succumbed to injuries in hospital this morning while two of their other family members were undergoing treatment, SSP said.
The main accused and his son have been arrested, he added.