The killer of four Idaho college students set his own cellmate on edge by “analyzing everything” and taking hour-long showers.

( NewsNation) — Bryan Kohberger’s former professor told investigators the convicted murderer was “obsessed” with serial killers, wrote a paper on burglary and was flagged by several female classmates for sexist behavior.

Unsealed investigation documents revealed surviving roommate Dylan Mortensen's initial interview recalling what she heard during the murders.

The investigators do not believe the suspect uttered any names,” Moscow Police Chief Anthony Dahlinger told the Idaho Statesman.

Unsealed documents on Bryan Kohberger have shed new light on his troubled time at Washington State University.

Twisted murderer Bryan Kohberger made disturbing internet searches for women being raped and sexually assaulted while asleep, according to digital forensics experts who were due to testify at his trial.

Bryan Kohberger's plea deal sparks questions and concerns about law enforcement practices and genealogy database usage.

Authorities unsealed interviews with members of the Washington State University community, where Bryan Kohberger had a reputation of "being a d---," according to a classmate