lieutenant dave logue briefs his officers. >> be on heightened awareness with the police.ams of police will be fanning out across las vegas in search of 38 suspects who are accused of selling stolen goods to police. some have left town. but they find many others. there was christopher woods who sold guns to undercover officers. he's brought to police headquarters. hey, chris, chris hansen with "dateline" nbc. we're doing a story on the metro investigation. >> i don't want to talk to you, sir. >> that's your right. >> we've taken them and shot them. >> don't you want to see it? >> no. >> all right. thanks for your time. christopher pleaded guilty and was sentenced to 6 to 20 years in prison. here comes allison hunt. she's the single mom who sold us stolen car. hey allison. >> yes. >> chris hansen with "dateline" nbc. >> i have no idea what they're talking about. >> did you ever get involved in stolen items or stolen vehicles? >> no. i don't know what they're talking about. i don't go anywhere. i have a kid. >> you've never even gone to a place to try to sell a stolen vehicl

. >> lieutenant dave logue oversees the storefront operation. criminals, suspects who have done jail time and are now out. >> some are very violent, convicted of robbery. people that are ex-felons and this is what they do for a living. >> meet brad young, a six-time convicted felon. >> 29 years old and i've been in prison four times, homes. >> brad will be one of the shop's best customers bringing in six cars in six weeks. >> give you $750 for this one. >> all right. >> but just as important, he'll spread the word, sending in more thieves unaware they're walking into a sting operation. >> you found it? >> right now he's frustrated because his accomplices can't seem to remember where they parked a stolen vehicle. >> did you go outside in the parking lot and show these [ bleep ] morons where the truck is, please? >> cohorts are looking for the stolen truck, brad is here selling a different one. he's eager to tell the undercover officers how he stole it. >> and i said i'm going to pistol whip him in front of the camera. >> he was in the drive-throu

. >> so the las vegas intelligence unit run by lieutenant dave logue has rented this little shop. >> it's a fencing operation? >> it's a fencing operation. where you can bring stolen high-end electronics, guns, vehicles, no questions asked and you'll get paid cash for it over the table. >> undercover detectives will pose as crooks who buy hot items. the shop is tucked away in an industrial area off the vegas strip and masquerades as a place that sells car audio systems. everything in the store front is a prop with a purpose. >> even things like this, the 8-ball, the rubik's cube, why do you have these out here on the countertop? >> everything in this office is pretty much wiped down after every deal in order to gather information from fingerprints, if need be. >> police have rigged this shop with hidden cameras and we've been allowed to install some of our own. there's a camera hidden right here. there's one up here. there's another camera hidden right here. how dangerous is it for you to do an investigation? >> for the undercover officers that are dealing directly at this counter? i