The affidavit says Harnden was "extremely concerned" that the vehicle would be searched and was adamant that his aunt or a friend come pick up the vehicle.
Halverson was arrested late on the night of May 26 after a sheriff's deputy patrolling Hunt Road stopped to check out a vehicle pulled off to the side of the road with its lights off.
According to the affidavit, the driver said Hetzel fired three or four rounds out the passenger window and then reached for the rifle between the seats.
The DCI agent used GPS coordinates contained in the files' Exchangeable Image File Format data to conclude the pictures were taken near Calderon's previous address in Laramie.
Court documents say the victim told police Britt held her neck for about two seconds as she gasped for air, and EMS found injuries on the victim’s neck.