There’s a new K-9 at the Washington County Tennessee Sheriff’s Office (WCSO). Arlo, a nine-week-old ‘super tracker’ bloodhound from Georgia, joined the team this week, the sheriff’s office announced on Thursday.In a few months, Arlo will officially start working with the WCSO, but for now, he’s in training. The sheriff’s department stated they’re impressed with Arlo’s drive and skill already.