Despite an outpouring of thousands of tips over the years, DeAngelo's name had not been on the radar of law enforcement before last week, Sacramento County District Attorney Anne Marie Schubert said. "The answer was always going to be in the DNA".
But he hadn't had an outburst in several years, she said, and she assumed he was mellowing in old age or receiving professional help.
The suspect has been charged with capital homicide and different counts in reference to the 1980 slayings of Lyman and Charlene Smith, the District Legal professional mentioned at a information convention exterior the Sacramento crime lab the place authorities matched DeAngelo to the crimes.
The suspect, who was also dubbed by investigators as the "East Area Rapist" and the "Original Night Stalker", is considered to be one of the state's most prolific serial killers, according to the Federal Bureau of Investigation.
(Sacramento Police Department) Police and the Federal Bureau of Investigation are searching through a home in Citrus Heights, California in relation to the arrest.
It is believed that Mr DeAngelo may receive the death penalty for his actions conducted over a number of years. The couple were the first two people believed to be killed by the East Area Rapist and were shot while walking their dog. The "East Area Rapist" had become the "Golden State Killer".
"The magnitude of this case demanded that it be solved", she added. They are believed to be among the victims of the Golden State Killer.
Additional proof from a criminal offense sceneWhat do we all know concerning the Golden State Killer's crimes? She pored over old police reports, tracked down victims and revisited crime scenes in the hopes of getting justice for the victims, which seems to have happened today.
Jane Carson-Sandler told HLN on Wednesday that she used to live in Citrus Heights - where DeAngelo was arrested and resided - when a man broke into her home and raped her while she and her 3-year-old son were tied.
A DNA match led authorities to arrest DeAngelo in connection with four killings in Sacramento and Ventura counties, officials said. But in 2000, DNA evidence confirmed a link between the Bay Area crimes and murders in Southern California during the 1980s.
Ransacked drawers after an attack by the "Golden State Killer". Inside knowledge of police work may explain how crime patterns shifted from northern to southern California.
The entire Sacramento area was terrorized by a masked man who continued to strike no matter the security measures taken, Carson-Sandler remembers.
She says she's ecstatic to have closure and to know her attacker is in jail. "It's an emotional roller-coaster right now", Ms Carson-Sandler, who now lives near Hilton Head, South Carolina, told The Associated Press in a telephone interview.
His attacks had an eerie sameness: He began by shining a flashlight in the face of his victims while holding a gun or a knife.
Also known as the "East Area Rapist" and "Original Nightstalker", the Golden State Killer carried out at least 12 murders, more than 50 rapes and 120 home burglaries in California between 1976 and 1986, according to the Federal Bureau of Investigation.
"We will, God willing, hold this man fully accountable for his crimes", he said.
Ten slayings occurred after he was sacked and all took place in Southern California.
A woman who was sexually assaulted by a man believed to be the East Area Rapist in 1976 and now lives in SC tells The Island Packet newspaper Wednesday that she has been contacted by two detectives about an arrest.