a lot of them, in all likelihood are under pimp control and would be very difficult to get them to talk freely. so we're hoping to catch the atmosphere and see what happens. ♪ >> i'm going to take you to some local bars and hotels where i've seen activity. >> this is a different kind of ride-along. unlike law enforcement, wendy is not trying to bust these girls. >> turn off the lights. >> she's trying to help them. the activity is subtle and elusive. but each place provides clues to how the sex trade works here. at the hotel, it's the women going in and out in the middle of the night. >> lots of women out at 1:46 in the morning. and the line of taxis waiting to