Bleu, a dog in the man-trailing division of the North Dakota State Highway Patrol stands with his officer, Trooper Steve Mayer of the man-trailing division of North Dakota State Highway Patrol, as the trooper gives a presentation at Grand Forks Air Force Base, N.D., Oct. 21, 2021. The North Dakota State Highway Patrol’s Bloodhounds are some of the only man-trailing dogs in the state and were able to provide a unique training opportunity for the other dogs. (U.S. Air Force photo by Airman 1st Class Roxanne Belovarac)