see his chest? i run his name out of texas and illinois and get nothing. like he doesn't exist. what's up with you? you never have been arrested before in your? what's your social? >> i don't know it by heart. >> you don't know it by heart? he don't know his social. nothing coming back on him. something ain't right. >> while matt focuses on the passenger, the sergeant makes a curious discovery on the truck's rear bumper. >> those do look like blood drops. >> slumthabsolutely. >> what were you hauling that was allred. stuff that looks like blood on your tailgate. i have to make sure you don't have a human being in there. out of the star.