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The mystery surrounding the motive for the Tesla Cybertruck attack outside the Trump International Hotel in Las Vegas on New Year’s Day only deepened after the final investigative report from local police provided few new details.

The 78-page "after-action" report released Monday by the Las Vegas Metropolitan Police Department (LVMPD), confirmed that Matthew Livelsberger, who died by suicide before the explosion, left a manifesto on his phone, which investigators recovered during forensic analysis.

The Department of War declared the manifesto classified, and the investigation was turned over to the federal government, the report said.

The report, seen by Fox News Digital, confirms that the Green Beret was on leave from

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