Police are searching for the gunman responsible for the fatal shooting of a livery cab driver in Newark.Police say around 12 a.m. Friday the 45-year-old victim was sitting in his cab on North 6th Street when he was shot. Police do not know if the suspect was inside or outside of the cab at the time of the shooting. The co-owner of Classic Taxi says the father of two began working at the company just six months ago and had been robbed three times in the past week. Related Information: Newark Police Department 973-733-6000