Javier Esposito:  Maddox 's real name is Cedric Marks . Once he finished his tour , he got a job at a place called Arantus Solutions , a kind of black ops military contractor .
Richard Castle: How 'd all that lead you here ?
Javier Esposito: Well , once I got his name , I put a BOLO out on his car . A uniform spotted it outside this building . When I came to check on it , that 's when I saw your car .
Kate Beckett: Wait , wait , Espo . _ 523 _ 's around the corner . You got an extra piece ?
Javier Esposito: Yeah .
Richard Castle: Nice
Richard Castle: . What about for me ?
Javier Esposito: Oh , you mean an extra extra piece ?