not the travis forbes she knows. he did anything to kenia. >> but here was the problem. without the stolen car charge there was no way to keep travis in jail. they had to let him go. deputy d.a. kerri lombardi was -- >> nervous. i mean, i was really worried about what he would do. it was very stressful because i really wanted to be able to find her and we really wanted to get some evidence that we could hold him on. >> reporter: at least, vowed detective gurule, they would not lose him. not again. >> we put surveillance on him for a couple days. and he went up to that area in keenesburg. >> reporter: keenesburg. that little farm town an hour east of denver. >> he used his credit card. and i had his bank records. so i saw that he swiped it at this gas station. so we went up there and got the surveillance tape, and that's him trying to get gas. >> reporter: this was not travis's first trip to keenesburg. remember, he was tracked here soon after kenia disappeared. so what was he doing here? had he brought kenia out here?