A man axed to death his minor son in frustration after having differences with his wife in Patherva area of this Uttar Pradesh district. Tehli was married to Chinta in 1998. The couple, who had two sons and a daughter, were having regular altercations. Tehli axed to death his son late last night after Chinta denied to return from her parents’ place. Police have sent the body for post-mortem. Further investigation was on. UNI