the undercover room will be 206. we'll have it wired up for video and audio. >> as one team wires the rooms for video and audio surveillance, undercover officers continue to work the phones. >> hi, tiffany, hey, it's chris. >> in the course of an hour, officers make nearly 100 calls. hoping to identify and lure potential juveniles to the sting. 90 minutes into the operation, the team's efforts begin to bear fruit. >> cab's been called. she's going to call me when she's on the way in the cab. >> a young woman named sunny is the first to take the bait. >> she came inside.