The night of December 6 th 1991 – Four girls – ages 17, 17, 15 and 13 were working and hanging out at a “I Can’t Believe It’s Yogurt!” store in Austin. Eliza Thomas, Amy Ayers and sister Jennifer and Sarah Harbison were forced to strip, they were tied up, they were murdered – the shop was set on fire and the case is unsolved. 25 years after that night – it’s still a deep dark mystery. “Who Killed These Girls? Cold Case: The Yogurt Shop Murders” explores in rich detail the kills and the flawed