In a moment of chilling finality that has reverberated across Idaho and the nation, Bryan Kohberger stood in an Idaho courtroom this past Wednesday and admittedโwithout hesitation or remorseโto the brutal slaying of four University of Idaho students: Madison Mogen, Kaylee Goncalves, Xana Kernodle, and Ethan Chapin. Each name, once linked to the promise of…