NEW HAVEN - A New Haven police officer is dead after a crash overnight.Officials say the accident occurred around midnight at the intersection of East and Chapel streets. According to officials, Sgt. Dario Aponte and Officer Diane Gonzales were both responding to a domestic disturbance call when their cars collided.Sgt. Aponte, a 17-year veteran of the department, was killed in the crash. Police say Officer Gonzales is in critical condition. Officials say a third vehicle was also involved in the accident. The condition of the third vehicle's driver is unknown. State police are investigating the crash.