A mother was shot dead by the father of their young kid during a custody exchange Sunday in Los Angeles, according to cops. The couple’s 17-month-old child was at the scene of shooting but wasn't harmed. The incident happened outside Hawthorne Police Department station late Sunday afternoon. Cops said the 27-year-old mom was killed when the 30-year-old father opened fire on her with a shotgun. NBC Lost Angeles reports an officer heard shots from inside the police station, rushed outside, and opened fire on the suspect. It's unclear whether the suspect was shot as he attempted to escape in a truck. The woman died at the scene. Neither the suspect or the victim have been named.