helping to bridge the digital divide. >>> james "dusty" rhodes rapes and kills cynthia mcewen in colorado in december 1982. he leaves town quickly with his wife and young daughter. he begins a series of attacks and sexual assaults. >> i'm frustrated. my drug of choice at the time was sex. it became a drug with me. i decided to be blunt with you, i decided i'm going to have sex, i'm going to have it right now. >> by day, rhodes is a construction worker and family man. and soon his wife gives birth to their second daughter. but at night, he walks the streets of the beach-side party town, looking for victims. >> sometimes he would follow women, just to see them get afraid and not do anything. or sometimes he would just stare at women, to see if he could make them nervous, just to watch their nervous reaction. >> detective paul zetezleburger works in the area. she doesn't know it yet but the case is about to change her life. >> when the impulse would strike a him, and the opportunity was there, he would act. >> i'm looking at every female i found attractive. >> mary ellen o'toole is searching