After excluding the DNA of the victim's husband, the study found five different samples of DNA, all identified as coming from the same unknown individual and inconsistent with Tillman's DNA, leading to his exoneration and release 18 years into the 45-year sentence.
After eliminating the spouse's DNA, the research found five distinct DNA profiles, all from the same unidentified person and incompatible with Tillman's genetic profile, leading to his exoneration and freedom after 18 years of serving a 45-year sentence.