however, he knows this character, clive norton, aka-- >> both: the street. >> yeah.it of a local celebrity, is he? funny, i always thought it was a soap opera. >> [scoffs] uh, yeah, ds pardy. is norton a suspect? >> he's a common denominator. nazir ahmed worked for him, michael johns knows him and is known by him. in fact, he called michael johns his boy, and i want to know what that means. rest of these characters, i don't know. can anyone help me? >> uh, yeah. eh... they're all part of the same crew, really. tony rice. if we're prodding the street, we get to feel tone. he's the street's personal mule, driver, gofer. i've had some dealings with him. he's doolally, frankly. be careful. charlie toot. radio chalker. >> radio's a funny moniker, isn't it? >> radio rental, mental. the hard boys, they're a double act. if the street marks your card, these boys give you the stripes. they've all got form-- tda, gbh, the usual. mix and match. >> okay. next, the murder weapon. um, who's dc growse? right, it says here that you're the gun expert. >> right, well, we're looking for