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Bryan Kohberger called his mom multiple times after killing four University of Idaho students with a knife in November 2022 – first when he got back to his apartment across the state line in Pullman, Washington, and later when he drove back to the scene after sunrise, according to a new report.

The 30-year-old's own lawyers described him in court filings as socially awkward , and he was diagnosed with autism spectrum disorder as part of a failed bid to have the death penalty taken off the table if the case had gone to trial. According to the forensic analysis, he reportedly had no text with friends or anyone outside his family, other than a single, "benign" group chat.

Heather Barnhart, the senior director of forensic res

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