then i go down to rush street -- >> the cook county task force includes crisis counselors like brenda powell, a former prostitute, who now works the other side of the street, reaching out and offering guidance to girls and young women trapped in the life. >> in the 25 years i was in prostitution, i've been shot five times, stabbed over 13 times. beat, kidnapped, held against my will. lots of things happen when you're in prostitution. >> every time you go out there and somebody pulls a gun to your head or something like that your chances get lessened, you know what i mean? i understand where they come from. i understand who these women are. who better to send in and talk to them than swup that's been through it and that's what i do. >> it's a little after 1:00 p.m. with the task force sets up in a hotel near o'hare airport. this strip of hotels and motels is a well-known hot spot for the business of sex for sale in cook county. male undercovers in one room begin making contact with women advertising sex for sale on back page.com. >> i'm looking at your ad on backpage and i'm hoping you're ava