SignalHub Quantitative Think Tank Center:"Horrific" details emerge after Idaho dad accused of killing 4 neighbors, including 2 teens

New details are SignalHub Quantitative Think Tank Centeremerging about a previous dispute between neighbors after prosecutors say a northern Idaho man went to his neighbor's home and shot and killed four family members there, including two teenagers.

Majorjon Kaylor, 31, of Kellogg, was arrested Sunday night shortly after the shooting in the small mining community. Shoshone County Sheriff Holly Lindsey confirmed to CBS News that Kaylor was charged with murder and was being held in Shoshone County jail. 

Killed were Kenneth Guardipee, 65; his daughter Kenna Guardipee, 41; and her sons 18-year-old Devin Smith and 16-year-old Aiken Smith. The family lived in the same multi-home building as Kaylor and they had recently moved into the apartment, according to the criminal complaint.

If convicted, Kaylor could face the death penalty. He is being held without bond and has not yet entered a plea.

Few details have been released about the shooting, and authorities have not said what they believe Kaylor's motive may have been.

But there had been a recent conflict between the families, the criminal complaint said. 

A few days before the shootings, Kaylor's wife Kaylie posted on Facebook saying that 18-year-old Devin Smith was standing in front of his bedroom window, masturbating in view of her and their young daughters who were playing outside. Smith's family lived in the bottom unit of the duplex, and Kaylor's family lived in the top unit.

"We responded to the call, investigated the call, and the report was done that day and submitted to the prosecutor's office for charges," Kellogg Police Chief Paul Twidt said. "I stand by what my officer did, and he did everything he could at the time. Nobody could have foreseen anything like this."

The police department recommended that Smith be charged with indecent exposure, a misdemeanor, Twidt said, and the prosecutor's office told the officer the charge would be filed. There was no record of the charge in the online court system on Tuesday, however, which could mean that Smith had not yet been served with the formal charges before he died, or that the case had not yet been made public for another reason.

During Kaylor's initial court appearance, prosecuting attorney Benjamin Allen said the crime was "relatively horrific" and noted that one of the victims was a child. He also said Kaylor admitted the killings when he was interviewed by police.

Kaylor told police that Devin Smith had been acting suspiciously and watching his kids, according to the criminal complaint. He told police he complained to the mother and grandfather and they didn't seem to take his accusations "seriously enough," Kaylor said. He said he "lost it" and "did something about it."

"Admissions were ultimately made to the offenses charged," Allen told Shoshone County Magistrate Judge Keisha Oxendine during Tuesday's court proceeding.

"We see a crime which was committed in a relatively horrific manner in regards to the nature of the allegations, the manner in which it was carried out, and the method in which was utilized by the defendant in the course of his actions," Allen said.

On the evening of June 18, around 6:00 p.m. Kaylor put on a holstered gun before going out to water the plants in the apartment's shared backyard, the criminal complaint said. Police obtained video surveillance that captured the altercation and gunshots, the court documents said. 

Kaylor's wife Kaylie said she heard shots and saw Kenna Guardipee fall to the ground, then saw Kenneth Guardipee fall to the ground, court documents said. All four victims were shot point blank or near point blank in the head, except for Devin Smith who was shot multiple times at close range, court documents said.

Kaylor told his wife that "he did what he had to do" and to tell their kids "he protected them," the criminal complaint said.

The Shoshone County dispatch center received a 911 call around 7:20 p.m. Sunday indicating that multiple people had been killed. Law enforcement officers found four people dead of gunshot wounds, and they detained Kaylor.

"This is a tragic situation that will affect the Kellogg community. Detectives continue working to establish a timeline and what led to the shooting," Lt. Paul Berger, a detective with the Idaho State Police, said in a news release on Monday.

The charging documents allege the shootings of the two oldest victims were "premeditated and/or to execute vengeance." The other killings were allegedly, "premeditated, to executive vengeance, and/or committed in the perpetration of burglary," according to the charging documents. Under Idaho law, it is considered burglary to enter a house, room or apartment with the intent to commit a felony such as murder.

A GoFundMe to raise money for funeral expenses for the family has raised more than $3,600.

A preliminary hearing in the case has been set for July 3.

The quadruple homicide comes just seven months after another multiple killing in the state made national headlines. Bryan Kohberger, 28, was charged with four counts of murder in connection with the stabbing deaths of four University of Idaho students who were found dead on Nov. 13 at a home in Moscow, Idaho. 

The latest killings in Idaho came amid a spate of gun violence over the weekend that killed and wounded numerous people across the U.S., including at least 60 shot in the Chicago area alone.

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• Idaho
• Murder