Bryan Kohberger prosecutor Bill Thompson theorized that it was possible the Idaho Four killer had been at the scene of the crime before the night of the murders. On November 13, 2022, Kohberger, 30, brutally murdered Ethan Chapin,

Bill Thompson, the lead investigator in the case of the Idaho student murders, revealed that it is possible Bryan Kohberger had entered the house prior to the night of his victims’ killings.