. >> tonight, sergeant jason o'malley and the sheriff's police plan to take down an alleged south suburban crack dealer. they received a tip that he is carrying a stash of coke in his van. their goal, to arrest him and then convince him to set up his supplier. >>> it can end here and the guy will tell us, i don't care, man, i'm going to take the hit, i'll go to jail or say, you know what dude, i will make that phone call. >> however, while another unit watches the target, he appears to realize he is under surveillance. >> our target is parked right behind me. >> tell mike to bring it. >> mike, bring it. bring it. bring it. terry, give us an exact location. >> terry, are you following him? >> i am now. going northbound on st. lawrence are. >> all right. all right, he is moving. he is moving. >> take him down. james, where you at? stand by. go hands on him. i got him covered. go hands. go hands. okay. okay. we're good. we're good. >> better get in it. tell me how to open it or -- i'm gonna get in it. >> man, i don't even know what you're talking about. >> tell me how to open it. >> what? >>

sergeant jason o'malley is helping to lead the search. >> just keep working those phones.you can find out. >> we're working four different informants right now. all of them have some decent information. it's just, you're getting it in bits and pieces. >> where's the [ inaudible ] right now? >> their latest tip, booth's still in the area, riding in the black mustang with another gang member. >> two different sources now say black mustang. no plate, no nothing. >> the unit's trying to get more help right now. >> o'malley's team hits the blocks where his friends and associates live. >> ford heights is such a close-knit community. they have that "we're not telling on anybody" attitude around here. >> believe me, he's not around here now. >> okay, we believe you. >> he escaped. >> without our informants, we would not have decent information. >> things begin moving quickly when another unit spots a black mustang parked a few blocks away. >> we're at the end of the block. [ knocking on door ] >> police, come to the door. police, come to the door! >> the owner of the mustang emerg

>> sergeant jason o'malley wants to move quickly before the target sells his merchandise. >> did theye guns before? like, yeah, man, i used this one to did a drive-by? >> yeah. >> he talked about stuff like that? >> he says the .380 is a buy out. talks about weapons all the time. >> he's coming tomorrow to look at it? >> yeah. >> what time? >> i'm thinking probably at night. >> at night. >> some of us chose the right way. some of us chose the wrong way. but now he's starting to see where it's leading to, and hopefully he doesn't end up that way. hopefully, we can help him. >> i didn't like tricks. i guess i'm one now. >> we have a search warrant for weapons. >> i give up on people because they're not my friends. just like they did me, i'll use them as a leverage to get out of the life. >> the target has six arrests. aggravated assault with a wea n weapon. a documented member of the latin saints. he lives in the residence with his parents. he has a 16-year-old sister. and there's possibly on infant child in the house. it's going to be a breach hold and fall out operation. this will ser