The elderly man suffered head injury and fainted after Kumar slapped him in a fit of rage.He was later rushed to the doctor and brought back home after primary aid. His condition deteriorated later and he died on Sunday morning.
District police spokesman Alok Pathak said the victim’s elder son, Vishnu Kumar, lodged an FIR against his younger brother who was taken into custody.The body was sent for a post-mortem examination for further investigation.