Retired Austin Police lead investigator John Jones has long maintained that the Yogurt Shop Murders case—four teenage girls killed December 6, 1991—will eventually be solved, fueled by a combination of early psychological strategy (projecting confidence to unnerve possible perpetrators) and decades‑long faith in advances in DNA forensics. Despite flawed convictions overturned in 2006‑07, Jones still sees promise in a preserved unknown-male DNA sample tied to the crime; he’s continued to push publicly for closure, saying, “I just hope one of these days we can put this thing to bed, for the families’ sake