Heartbreaking final image shows 7-year-old girl inside FedEx truck before she was murdered

Jurors were told Horner seemed composed in the video, at one point whistling as he drove, while Athena appeared clearly upset, undermining his account of events spiraling out of control.

Judge George Gallagher instructed the jury: “Now your sole duty will be to listen to all of the evidence that is going to be presented to you because you will be using that evidence to determine the proper punishment to be assessed.”

Investigators were able to identify Horner after confirming he had delivered the set of Barbie dolls to the home shortly before Athena vanished. He later led authorities to her body just two days after she was reported missing.