. >> jared furman and ken brown were back then detectives in the idaho falls p.d. angie's boyfriend was out of town. her other friends seemed to have alibis too. so they turned to the physical evidence, like this bloody handprint on angie's stomach, must have been left after angie's dead, when her killer did something quite beyond sick, pulled down her pants, pulled up her shirt, left a deposit of semen on her body, his mark and his dna. >> there was a lot of anger, a lot of humiliation involved in this. >> and frustration for the cops because that dna didn't match any of their possible suspects. month after month, they chased leads into disappointing dead ends, and all the while carol dodge haunted the investigation, practically stalked the detectives, desperate for information, begging them, find the killer. >> i drove to the police department every day that they were open. >> and then one day seven months later, dead of winter, january '97, an arrest next door in nevada broke the case wide open. in custody was a young man named benjamin hobbs, one of those less