we knew each other for a few years, and we just you know, from the first time we met, we just clicked, you know? >> in the late 1990s, chris and alex were addicted to heroin. and like many of portland's homeless youth became prostitutes to support their habits. >> the night that she came up missing, i begged her not to go. i told her i would go pull a date, you know. because i knew something was going to happen. i knew something bad was going to happen. >> a few days after she was reported missing, alex's body was discovered strangled in a city park. >> i took her death really, really hard. like the most painful death i've ever had to experience. got to do it, man. i've been putting it off for way too long. >> it's been more than a year since alex's death. today, chris and his friend