Also, Annie told the court she remembered saying goodbye to Billie-Jo - meaning it would have been a matter of seconds.
Why did Lois not give evidence in first trial? Sion - father to Annie, 12 at the time of the murder, Lottie, 10, Esther, nine and Maya, seven - has always maintained his innocence and claims a prowler could have been responsible for the murder.
Whatever happened on that day 25 years ago, the family and friends of Billie-Jo will be hoping police can uncover new clues.