In the days after murdering four University of Idaho students in an off-campus home, Bryan Kohberger’s behavior shifted dramatically and investigators would later find that he had fixated on news coverage of the killings and began paying for items in cash – often wearing gloves – as he avoided the area of the murders.

ABC News sat down with Idaho State Police Lt. Darren Gilbertson, the lead detective in the Idaho murders case, after Bryan Kohberger was put behind bars for life.

New documents revealed the gruesome details of Bryan Kohberger's attacks on four University of Idaho college students. The 30-year-old, convicted of homicide, murdered Xana Kernodle, Kaylee Goncalves,

The legal saga against the man who murdered four University of Idaho students may have ended Wednesday, when he was sentenced to life in prison without parole. But new details about the case are still emerging,

Despite Kohberger's guilty plea in the Idaho murders, investigators still don't know his motive, who he targeted or where the murder weapon is after he covered his tracks.

This new information comes from two friends of Kaylee Goncalves who spoke with police in interviews that were just unsealed by the Moscow Police Department.

A document released by police following Bryan Kohberger's sentencing has revealed a rare glimpse into how his next-door inmate perceived him.

Newly released police records reveal what jail inmates, romantic acquaintances thought of Bryan Kohberger before his sentencing in the Idaho student murders case.