not the travis forbes she knows. hing to kenya. >> 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. carey lombard ee was -- >> nervous. i was 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. >> at least vowed detective, they would not lose him, not again. >> we put surveillance on him for a couple days. and he went up to that area in keens burg. >> keens burg, that little town 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. >> this was not travis's first trip to keenes burg. remember, he was tracked there soon after kenya disappeared. so what was he doing here? had he brought kenya out here? was there a body hidden somewhere on the high plains? >> deetives scoure