A 10-year old boy was shot to death by a man following previous enmity with his father at Khobir Miar Bazar area of Hatia municipality in Noakhali on Sunday evening.
The father also sustained bullet injury in the incident.
The deceased is, Nirob, 10, a student of class V of local Rahmania Fazil Madrasa and son of Md Miraz Uddin of the upazila.
Police identified the miscreant as a local named Jinnur.
Miraz had a dispute with Jinnur and the fatalities occurred due to that enmity, said Hatia police station officer-in-charge Kamruzzaman Shikdar.
Jinnur fired several gun shots at Miraz and his minor son all of a sudden at around 7:30pm. Both sustained bullet injuries while trying to escape, according to the police and witness.
The injured were immediately rushed to the nearest Upazila Health Complex, later shifted to Noakhali General Hospital where Nirob succumbed to his injury around 12:00am on Monday, said police.
A case is being processed to file in this conection.