Body language experts analyze Bryan Kohberger's cold demeanor during his Idaho murder sentencing, revealing moments when his emotionless facade cracked during victim impact statements.

Bryan Kohberger, who pleaded guilty to the murders of four University of Idaho students, is expected to serve his life sentence at a facility called one of the "15 worst prisons in America."

The woman told police that they planned to meet shortly after he stabbed four students, but that they stopped talking because their conversations made her "uncomfortable."

"Happy Face Killer" Keith Jesperson believes Kohberger's awkwardness and high-profile murder case make him vulnerable, and he's recommending a transfer to Oregon.

Bryan Kohberger won't be totally cut off from the world on the inside ... and, he can even send messages to young women across the country -- though not via any dating apps.

The creepy encounter was detailed in a trove of newly unsealed documents released by cops after Kohberger was sentenced to life in prison.

Idaho quadruple murderer Bryan Kohberger transitions from county jail to maximum security prison where inmates with life sentences have nothing to lose