and why is he not telling us the truth? ynobe claimed he d simply forgotten and then handed the detective the proper clothing. no forensic evidence found on the clothes connected him to the crime scene. so this wasn t your big moment. no. it wasn t. the big moment did come though, just a few nights later when the pieces of this puzzle finally came together. coming up an arrest of a familiar suspect. i was certain that he had done this before. but at the same time, i didn t think he would do it again.
seriously? oh yes, carolyn would still be here. i mean, there s no doubt. reporter: and what about the woman at the start of our story? jamie hart s case had been handled by the brazos county sheriff s office. but after ynobe was arrested, it didn t take long for the college station police department and the sheriffs office to compare the dna. what they found? ynobe was also jamie s killer. reporter: what s that moment like? i remember the feeling of wanting to feel relieved. but all i could think was, this is this is exactly what i knew was going to happen. he struck again, another girl is dead, and another family has lost their precious daughter. reporter: chuck says to this day he misses jamie and has never gotten over being viewed as a suspect. having to spend such a long time under investigation for the
that he would choke them if they were not willing to have sex with him. reporter: how did carolyn die? her death was ruled a strangulation. so things started kinda matchin up. reporter: ynobe had never been convicted of sexual assault, but in the files the detective read the story one particularly brutal assault. a case ended up being charged as a misdemeanor unlawful restraint it was kristin s. ynobe was the man she says almost killed her. i was certain that he had done this before. but at the same time i didn t think he would do it again. reporter: the detective called ynobe matthews back down to the station for another interview decided to pull a fast one with his suspect telling him he was about to get dna results from the crime scene. reporter: what were you really about to get it that quickly? we weren t gonna get it that quickly that day, but tryin to get him to believe that we had that information, that we had everything that we needed. i had contacted my superv
xfinity xfi, simple, easy, awesome. reporter: it was two nights after the murder and fire. detective capps made a discovery one that would finally connect the dots in the series of crimes that had terrorized this college town. i spent that evening basically reading through all these reports. reporter: the detective had ordered background checks on some of the people who attended the party in carolyn s apartment complex, including ynobe matthews. it turns out, there were several police reports in the file accusing ynobe of a number or crimes. mr. matthews had a tendency to try to sexually assault females, and in the process of
death. he also pleaded guilty to jamie s murder. kristin faced him in court during the penalty phase. it was terrifying. i had to testify and i met carolyn s family and and jamie s family they all came out afterwards and gave me a hug. it helped me realize that their families didn t hold any grudge against me, you know. it s not her fault that my sister died. and kristin should have no guilt over that. reporter: with the casey family as witnesses, ynobe matthews was executed three years later. if there is a lesson to take from this story, it is one that comes directly from a survivor herself. someone who has learned the hard way to cherish life s moments each and every one. it makes you realize how fragile your life is, you know, and that anybody can take it, you know, in a moment s notice. this story, you know, for them