Guest analyst: Sgt. Sean "Sticks" Larkin of the Tulsa (OK) Police Department Gang Unit Departments and officers featured include: Williamson County (TX) Sheriff's Office (Lt. Grayson Kennedy & Dep. David Nickel), Pasco County (FL) Sheriff's Office (Dep. Justin Lawless & Dep. Mike Sentener with K9 Yager), Richland County (SC) Sheriff's Department (Cpl. Mark Laureano & Cpl. David Slemp), Franklin County (OH) Sheriff's Office (Sgt. Jeff Valentine with K9 Will & Sgt. Nick Williams), Nye County (NV) Sheriff's Office (Lt. David Boruchowitz & Dep. Bryan Cooper), Warwick (RI) Police Department (Sgt. Jed Pineau & Sgt. John Curley), Mission (TX) Police Department (Ofc. Juan Mercado & Ofc. John Oliva), and Salinas (CA) Police Department (Ofc. Robert Durst & Ofc. Froylan Aranda)