Here's the evidence Idaho prosecutors had against Bryan Kohberger

(NewsNation) — In a hastened plea deal proceeding Wednesday, Bryan Kohberger admitted helium killed 4 University of Idaho students successful 2022, avoiding some the decease punishment and a publicized proceedings for the murders.

The families of victims Kaylee Goncalves, Madison Mogen, Xana Kernodle and Ethan Chapin are divided connected the plea. The Goncalves family has criticized the deal, calling it hurried and secretive.

During the Wednesday hearing, Latah County Prosecuting Attorney Bill Thompson outlined the grounds the authorities of Idaho planned to usage against Kohberger.

Kohberger's telephone consistently pinged adjacent victims' Idaho house

When inactive surviving successful Pennsylvania successful March of 2022, Thompson said Kohberger purchased the knife utilized successful the killings online utilizing an Amazon acquisition card.

In June, helium moved to Pullman, Washington, to prosecute a doctorate successful transgression justness astatine Washington State University.

Kohberger's telephone pinged to a operation coinciding with the victims' location successful Moscow, Idaho, arsenic aboriginal arsenic July 9.

Between July and Nov. 7, "the defendant's telephone connected to that peculiar operation during precocious night, aboriginal greeting hours — 10 p.m. to 4 a.m. — astir 23 times," Thompson said.

In August, Kohberger was pulled implicit astir 11 p.m. successful Moscow — a postulation halt that yet gave authorities details astir his vehicle.

Surveillance footage placed Kohberger's conveyance successful Moscow nighttime of murders

Thompson said a operation of surveillance videos from businesses and residents successful Moscow showed Kohberger's conveyance entered the municipality conscionable aft 3 a.m.

By 3:30 a.m., surveillance footage placed that aforesaid car circling the thoroughfare wherever the 4 victims lived.

Kohberger's conveyance stopped appeared halt astatine an intersection and bash a U-turn — earlier returning to parkland "behind and above" the residence, Thompson said.

"The authorities believes that its grounds would past amusement that the suspect entered the residence ... done the room sliding doorway connected the backside of the residence, which is the broadside of the residence that would look the country supra wherever the defendant's car was parked," helium said.

Prosecutors laic retired timeline of Idaho murders

Here's however the authorities thinks the murders happened.

• Kohberger killed Mogen and Goncalves first, leaving the sheath for his weapon connected a bed
• As helium was coming down the stairs oregon leaving, helium encountered Kernodle and killed her
• Kohberger past entered Kernodle's bedroom, wherever Chapin slept, and killed him

Two different roommates successful the location were already asleep, Thompson said.

"During the people of this, 1 of those roommates awoke, looked retired her door, not knowing what was going on, and saw the defendant, who was dressed successful achromatic ... and she saw him permission the location done the absorption of the kitchen, wherever that sliding doorway is that I mentioned before," Thompson said.

Kohberger's exit from the location is estimated to beryllium astir 4:20 a.m. Roughly 15 minutes later, surveillance footage connected the victims' roadworthy showed showed Kohberger's conveyance "leaving the country astatine a precocious complaint of speed."

To debar main roads, prosecutors judge Kohberger took "very rural, isolated" backmost roads retired of Moscow —where his telephone was turned connected astir 4:50 a.m.

Kohberger was location successful Washington by 5:30 a.m., though his telephone pinged adjacent the victims' location erstwhile again astir 9 a.m. the aforesaid day. It's chartless what helium did.

The sheath near down was aboriginal tested by the Idaho State Police forensic lab, and azygous root antheral DNA was recovered connected it, Thompson said.

Kohberger tried to bargain caller knife, wide hunt history

After Nov. 13, Kohberger's telephone records showed helium attempted to regenerate his weapon and sheath.

"The grounds besides volition suggest that determination were astatine slightest attempts by the suspect ... to delete oregon change his acquisition past connected Amazon, wherever each these transactions had occurred aboriginal that week," Thompson said.

Kohberger besides attempted to alteration his conveyance registration from Pennsylvania to Washington. Thompson described Kohberger's car and Washington flat arsenic spotless.

“Spartan would beryllium a benignant characterization. There was thing there, thing of evidentiary worth was found,” Thompson said of Kohberger’s apartment, adding that his conveyance "had been fundamentally disassembled inside."

One Q-tip led to Kohberger's arrest

Over the holidays, instrumentality enforcement officials "were alert of Mr. Kohberger" and began looking for ways to adjacent successful connected him.

FBI agents moving connected the lawsuit rifled done Kohberger's trash successful Pennsylvania, wherever helium was location for the holidays, and located a Q-tip they identified arsenic "coming from the begetter of the idiosyncratic whose DNA was ... connected the weapon sheath that was recovered by Madison Mogen’s assemblage connected the bed,” Thompson said.

Ultimately, Kohberger was extradited to Idaho for prosecution — and his lawsuit ended successful a plea woody connected Wednesday.

NewsNation's Sean Noone and The Associated Press contributed to this report.