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Childhood friends of Bryan Kohberger, who pleaded guilty Wednesday to stabbing four University of Idaho students to death in November 2022, have tracked his murder case from afar and said they felt shocked the former Pennsylvania resident suddenly agreed to a plea deal to spare his life.

This is Bryan Kohberger’s signed confession for the murders of four Idaho college students in 2022 — but he still offers no explanation of why he butchered them in their sleep. The document includes his admission that he broke into the off-campus house in Moscow, Idaho, on Nov. 13, 2022.

Bryan Kohberger signed a document admitting to breaking into an off-campus house and stabbing Madison Mogen, Kaylee Goncalves, Xana Kernodle, and Ethan Chapin with premeditation