After leaving the service he returned to New York City, got a job in the post office and got a apartment in Yonkers. Neighbors and Co-workers thought of him as a quite loner individual, but had no idea how lethal he is.
In July 29,1976 Donna Lauria and Jodi Valenti were sitting in Donnas car in f front of Donnas home. Berkowitz shot both of them, killing Donna and injuring Jodi.
In January 1997 Berkowitz walked up to Christine Freund and her fiancé and fired twice, striking Christine in the head.
In March 1977, Berkowitz killed Virginia (college student) who was walking back from class.
"Son of Sam"
Berkowitz then started leaving notes for the olive captain by the crime scene where he called himself "Son of Sam"
All of the shootings were done with a .44 caliber gun.
During questioning, Berkowitz said that he was commanded to kill by his neighbor Sam Carr, who sent messages to him through Carrs dog. He then was sent to to undergo numerous psychological evaluations and in August 1978 he pleaded guilty to the six killings, receiving 25 years of life to each murder.
Today, Berkowitz is serving a life sentence at Sullivan Correctional Facility in Fallsburg New York. He has refused to attend any of his parole hearings since he became legible in 2002. Berkowitz says that he its interested in parole because he believes that "Jesus has forgiven him and set him free".