the mysterious man at the gas station, travis forbes. lue, he decided to go public. >> you know, the truth is all we have. >> he went on camera, when the denver tv station. >> it has been two weeks, and nobody has heard from her. there has been no trace of her. it is surreal. i don't know what to think of it. >> since you are a person of interest, did you do something with her? >> did you kidnap her? >> did you sexually assault her? >> i did not. >> did you murder her? >> i did not. no. no. having that on you, having that energy on you, is very stressful. >> the detective was watching this, of course, but he focused as much on travis's actions as his answers. >> he lied. it was in his demeanor. his body language. it was all there. >> ma'am -- i am sorry that i was indifferent, that i didn't think anything. i didn't think anything. i didn't think she would disappear. >> when the reporter asked him -- >> did you murder her? >> i did not. no. >> he says no. >> then, as the interview was wrapping up, travis, seem to remember every little deta

the story of travis forbes. unending sadness for kenia's family. for the unknown other families, who many now suspect may have been victimized by his past behavior. but then, from that darkest place, came the indomitable lydia, who forgave, who won, who told us live your weekdays inspired a new. i'm craig -- melvin's here >> i'm craig melvin. >> and i'm natalie morales. >> and this is dateline. >> my whole family is just heartbroken. we're all shells of people walking around. the happiness in our life is been taken from us. >> they were high school sweethearts rearing five, strapping sons. >> it was a rowdy house, and our parents loved it. then that terrible night. >> she's got blood everywhere. everywhere. >> a mother murdered. but as shock set in, leads poured in. witnesses reported strangers lurking. a car speeding through the neighborhood. and there were footprints out behind the house. >> i'm putting alarms on every door because somebody is out there. >> but detectives, they decided the killer wasn't out there, but inside the house. now, with