Mumbai, May 31 -- A 27-year-old man was arrested for allegedly killing his four-year-old son after the child repeatedly cried for milk in Mumbai's Powai area, police said on Saturday. The accused was arrested following the incident on Friday. His younger son was a special child and survived primarily on milk, the official said. The accused was unemployed, and his wife reportedly left him and their children around 15 days ago, said police. Police said the early hours of Friday, the child began crying for milk. The child's cries woke Rajesh, and in a fit of rage, he allegedly slammed the boy against a door before repeatedly banging his head on the floor. The child was taken to Rajawadi Hospital, where doctors declared him dead on arrival. Ini...