Idaho murders: New book on Kohberger reveals previously unseen evidence, claims sheath could be inadmissible

This material may not be published, broadcast, rewritten, or redistributed. ©2026 FOX News Network, LLC. All rights reserved. Quotes displayed in real-time or delayed by at least 15 minutes. Market data provided by Factset. Powered and implemented by FactSet Digital Solutions. Legal Statement. Mutual Fund and ETF data provided by LSEG. ‘America’s Newsroom’ panelists Mark Eiglarsh and Nicole Parker discuss the legal case against Bryan Kohberger, who has pleaded guilty to murdering four Idaho college students, and whether he could appeal his conviction. EXCLUSIVE: A new book reveals what Bryan Kohberger's trial defense would have looked like had he not changed his plea in the Idaho student murders weeks ahead of trial and reveals the defense could have argued for the most critical evidence in the case — a Ka-Bar knife sheath — to be tossed. Christopher Whitcomb's "Broken Plea: The Explosive Search for Truth Behind the Idaho Murders," draws on previously unseen expert reports and other materials that were never presented publicly in court after Kohberger pleaded guilty weeks before his trial date. In an exclusive interview with Fox News Digital, Whitcomb revealed that a defense expert