Hyderabad: A 16-year-old boy allegedly murdered his mother with the help of a friend in Andhra Pradesh’s Vizianagaram district after nurturing dreams of becoming a “mafia don” and fleeing to Mumbai, police said. The shocking crime came to light during an investigation into the suspicious death of a 34-year-old woman in Rajam village. Police later discovered that her own son had allegedly planned and executed the murder. The accused, identified a…