The purchased items were from the same brand as the sheath police say they found at the scene where four University of Idaho students were stabbed to death in November 2022.

Prosecutors said that search warrant was narrowly tailored to March 20 to March 30, 2022, the time they said Kohberger was known to have bought a Ka-Bar knife with sheath and sharpener from Amazon ...

Officials obtained a search warrant for Kohberger’s Amazon account between March 20 and March 30, 2022, the period when it was known the alleged killer had purchased a Ka-Bar knife with sheath ...

Investigators also examined Kohberger's Amazon shopping history and discovered he had purchased a KA-BAR knife, a sheath, and a sharpener in March 2022, approximately eight months before the killings.

New court filings in the Idaho student murders case could severely handicap suspect Bryan Kohberger's defense, according to legal experts – he allegedly purchased a Ka-Bar knife on Amazon months ...

In March 2022, Kohberger ordered a Ka-Bar knife with sheath and a sharpener from Amazon, the prosecution alleged in the legal brief, which was filed Monday but not made public until Wednesday.