with a wife and young child. here s the surveillance video. if you look closely the shooter is wearing a philadelphia water department jacket and hat. he came in several minutes after the victim and started shooting. you can see him bend down and fire the fatal shot at norman. police not sure if the killer worked for the water department. we are working with philadelphia water department their bosses in hopes of trying to identify this person whether he s an active employee or an ex-employee or somebody just wearing a philadelphia water department jacket. we are working with them and they are working with us. that killer shot the victim in front of shocked customers right in the middle of the day. right now there is a $25,000 reward for information leading to an arrest and conviction. anyone with information is being asked to call philadelphia police. nbc10 news. thank you. new information right now about last year s deadly gas explosion in ewing township mercer cou