David Berkowitz, the accused "Son of Sam" killer, sleeps in his cell at Kings County Hospital prison ward, 1977. (AP Photo)

David Berkowitz, the accused "Son of Sam" killer, sits on a bunk in his isolation cell at Kings County Hospital, 1977. (AP Photo)

Son of Sam, David Berkowitz. (AP Photo)

David Berkowitz known as "Son of Sam " departs the 84th Precinct in Brooklyn , N.Y. with security on June 6, 1977. (AP Photo)


People stand outside of the Elephas nightclub in the early morning hours of June 26, 1977, in the Bayside section of the Queens borough of New York, where a young couple parked near the club were shot by the .44 Caliber Killer also known as the Son of Sam. (AP Photo)

A female police officer stands by a car in a toll booth in New York, June 26, 1977, where police were stopping cars containing white males during a search for the "Son of Sam" serial killer who wounded another young couple early this morning. (AP Photo)

Detectives investigate the area around a parked car where a young couple were wounded in Bayside, Queens in New York City, June 26, 1977. The woman and her companion were shot as they sat in the parked car and a police spokesman said the pattern would indicate the gunman may have been the .44 caliber killer, believe responsible for five murders since last July. (AP Photo)

New York City police are seen at work on the "Son of Sam" serial killer case at Police Headquarters in New York, July 19, 1977. (AP Photo/Richard Drew)

A police sketch of the "Son of Sam" killer is seen on a desk at Police Headquarters in New York, July 29, 1977. (AP Photo/Richard Drew)