Sgt. John Delaney, aide to Police Commissioner William Fitchet, said 23-year-old Kenneth Murray, of Springfield, who is the son of a police sergeant, was killed after crashing his car into a pole at the intersection of Cottage St. and Brookdale Drive around 3:18 a.m. Sunday.
He was taken to Baystate Medical Center and prounounced dead a short time later.
The accident reconstruction team was called to the scene, and a section of Cottage Street was shut down into early Sunday afternoon.
A preliminary investigation cites excessive speeding as the cause of the accident.
The accident is still under investigation.