South Dakota Highway Patrol Trooper Trent Heuertz was invited to the Elk Point-Jefferson third grade class to speak about Nala, his K9. Every year, Trooper Heuertz speaks to third grade classes in conjunction with their reading unit that includes the book “Aero and Officer Mike.” It is a book about a police officer and his K9. Trooper Heuertz talks to students about how the Highway Patrol uses its police service dogs, and how the Highway Patrol selects dogs, trains them and uses them. He uses Nala to demon