Warden Kyle Kroll's K9 partner, Buck, retires after seven years on the job. On his last day, the dog sniffs out drugs in a vehicle, ending his career with an arrest. Later, Kroll investigates a tip that two men illegally killed a trophy buck out of season. Also: Warden Rusty Boccaleoni pulls over a drunken driver who almost ran him off the road; a hunter is cited for poaching an elk on a military base.
Source: National Geographic Channel